Topic leaderboard
Ladders
Ranked by the PatentIndex Score — a 1–99 percentile within E06C · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest E06C patents became public in the last 2 years — the current frontier
- 199N. Ryan Moss61 patents · 663 citations
- 296Ryan Crawford17 patents · 306 citations
- 392Sean R. Peterson32 patents · 415 citations
- 488Brian B. Russell38 patents · 347 citations
- 583Thomas W. Parker41 patents · 289 citations
- 679Keith Emmel8 patents · 174 citations
- 775Gary M. Jonas29 patents · 274 citations
- 871Michael R. Moore7 patents · 79 citations
- 967Bryan Wright6 patents · 70 citations
- 1063Jay Ballard6 patents · 75 citations
- 1158Charles J. Mackarvich11 patents · 30 citations
- 1254Daniel M. Infalt7 patents · 26 citations
- 1350Mario Trafficante7 patents · 26 citations
- 1446Dale Martin Neubauer6 patents · 20 citations
- 1542Charles Louis Fuqua5 patents · 41 citations
- 1638Steven Scott Kahre5 patents · 41 citations
- 1733Michael Furseth6 patents · 34 citations
- 1829Steve Woodward5 patents · 15 citations
- 1925Christian Smith5 patents · 29 citations
- 2021Clinton A. Haynes4 patents · 12 citations
- 2117Daniel L. Morrow4 patents · 12 citations
- 2213Joseph Krumme Bullard4 patents · 12 citations
- 238Shannon R. Read4 patents · 12 citations
- 244B. Scott Maxfield6 patents · 10 citations
- 251Jean-Pierre Lair3 patents · 26 citations
Active· last 5 yrs
Sustained E06C output across the last 5 years
- 199Eric D. Betz31 patents · 1,006 citations
- 296David W. Archer27 patents · 703 citations
- 392N. Ryan Moss61 patents · 663 citations
- 488Kyle G. Astor23 patents · 359 citations
- 583Ryan Crawford17 patents · 306 citations
- 679Sean R. Peterson32 patents · 415 citations
- 775Robert D. Beggs23 patents · 317 citations
- 871Brian B. Russell38 patents · 347 citations
- 967Thomas W. Parker41 patents · 289 citations
- 1063Dennis D. Simpson12 patents · 204 citations
- 1158Jennifer L. Bloemer6 patents · 312 citations
- 1254Keith Emmel8 patents · 174 citations
- 1350Gary M. Jonas29 patents · 274 citations
- 1446Eric R. Linsmeier9 patents · 155 citations
- 1542Mitchell I. Kieffer14 patents · 181 citations
- 1638Benjamin L. Cook13 patents · 145 citations
- 1733Michael R. Moore7 patents · 79 citations
- 1829David E. Plotner7 patents · 88 citations
- 1925Robert Honeycutt9 patents · 71 citations
- 2021Jeffrey D. Aiken5 patents · 249 citations
- 2117Luhao Leng14 patents · 128 citations
- 2213Robert M. Salvarezza8 patents · 92 citations
- 238Allen A. Caldwell8 patents · 80 citations
- 244Daniel C. Mora15 patents · 77 citations
- 251Joseph P. Foley6 patents · 76 citations
All-time canon
Career PatentIndex Score in E06C
- 199Eric D. Betz31 patents · 1,006 citations
- 296David W. Archer27 patents · 703 citations
- 392N. Ryan Moss61 patents · 663 citations
- 488William R. Gibson14 patents · 724 citations
- 583Enrique R. Giner7 patents · 489 citations
- 679Kyle G. Astor23 patents · 359 citations
- 775Ryan Crawford17 patents · 306 citations
- 871Sean R. Peterson32 patents · 415 citations
- 967Robert Ian Hedley9 patents · 331 citations
- 1063Robert D. Beggs23 patents · 317 citations
- 1158Brian B. Russell38 patents · 347 citations
- 1254Paul K. Meeker9 patents · 307 citations
- 1350Michael P. Ziaylek10 patents · 280 citations
- 1446Thomas W. Parker41 patents · 289 citations
- 1542Frederick J. Bartnicki8 patents · 234 citations
- 1638Harold L. Bernard5 patents · 203 citations
- 1733Dennis D. Simpson12 patents · 204 citations
- 1829Guenther Krause6 patents · 213 citations
- 1925Joseph Robert Jenkins, Jr.6 patents · 190 citations
- 2021Jennifer L. Bloemer6 patents · 312 citations
- 2117Meyer Ostrobrod7 patents · 242 citations
- 2213J. Nigel Ellis7 patents · 211 citations
- 238Clayton E. Larson10 patents · 245 citations
- 244Keith Emmel8 patents · 174 citations
- 251Gary M. Jonas29 patents · 274 citations
Rising· last 2 yrs
The top-scoring E06C patents made public in the last 2 years
- 199US12312864B1✦ AIConnecting rod stabilizing structure for herringbone ladder3 cites · 202580% earned
- 296US12352107B2✦ AILadders, ladder components and related methods3 cites · 202456% earned
- 392USD1010157S✦ AILadder stabilizer7 cites · 202479% earned
- 488US12442248B1Ladder safety system1 cites · 202567% earned
- 583US11920397B1Hatch lift assist device3 cites · 202480% earned
- 679US11975223B2Quint configuration fire apparatus2 cites · 202450% earned
- 775US12221834B1Ladder stabilizing assembly3 cites · 202580% earned
- 871US12173561B2Stabilizing device1 cites · 202456% earned
- 967US12173511B1Motorized system on stairway for accessing space above or below an elevated structure1 cites · 202467% earned
- 1063US12404721B1Smart ladder with safety features to avoid accidents and ensure safety before and during u1 cites · 202567% earned
- 1158USD1044040STree engaging cleat2 cites · 202449% earned
- 1254US12366118B1Stabilizing assembly for extension ladders2 cites · 202576% earned
- 1350US12054989B1Dock swimming ladder2 cites · 202476% earned
- 1446US11952837B1Collapsible ladder1 cites · 202467% earned
- 1542US12264541B1Ladder support apparatus, system, and method2 cites · 202576% earned
- 1638US12435568B1Adjustable ladder platform1 cites · 202567% earned
- 1733US12467316B1Ladder safety device1 cites · 202567% earned
- 1829US12486719B2Safety apparatus for ladder1 cites · 202467% earned
- 1925US12529264B2Combination ladders, ladder components and related methods0 cites · 20250% earned
- 2021US12428909B2Ladder dock0 cites · 20250% earned
- 2117US12196041B2Ceiling ladder, deep step and method0 cites · 20240% earned
- 2213US12396452B2Mounting brackets and utility mount0 cites · 20250% earned
- 238US12551740B2Aerial configuration for a mid-mount fire apparatus0 cites · 20240% earned
- 244US12583420B2Fire apparatus level indication system0 cites · 20240% earned
- 251US12163378B2Ladder having sensor and computing device for same0 cites · 20240% earned
Active· last 5 yrs
The top-scoring E06C patents of the last 5 years
- 199US11198038B1✦ AITree stick climbing stick nesting system29 cites · 202186% earned
- 296US12312864B1✦ AIConnecting rod stabilizing structure for herringbone ladder3 cites · 202580% earned
- 392US11808085B2✦ AITree stick climbing stick nesting system14 cites · 202289% earned
- 488US11085238B1Safety ladder support for use with parapet roofs and to protect gutters on the roof during15 cites · 202189% earned
- 583US11154048B2Tree stand platform assembly11 cites · 202182% earned
- 679US10940338B1Top bracket for fall protection safety system17 cites · 202184% earned
- 775US11788351B2Ladders, ladder components and related methods9 cites · 202168% earned
- 871US11913283B2Ladder walkthrough7 cites · 202386% earned
- 967US11813488B2Quint configuration fire apparatus9 cites · 202168% earned
- 1063US11719042B1Fall arrest shock dampener6 cites · 202385% earned
- 1158US11408225B1Step stool6 cites · 202285% earned
- 1254USD1010157SLadder stabilizer7 cites · 202479% earned
- 1350US11230849B1Outrigger for multi-function scaffold7 cites · 202286% earned
- 1446US11505226B1Ground and ladder transport apparatus5 cites · 202284% earned
- 1542US11313174B2Fall arrest system7 cites · 202170% earned
- 1638US11440480B2Ladder hanging bracket4 cites · 202275% earned
- 1733US12442248B1Ladder safety system1 cites · 202567% earned
- 1829US11920397B1Hatch lift assist device3 cites · 202480% earned
- 1925US11903486B2Step stool7 cites · 202179% earned
- 2021US11834908B2Interlocking ladders and components thereof6 cites · 202178% earned
- 2117US11753868B2Step stool with moveable handrail5 cites · 202184% earned
- 2213US11332901B1Adjustable step5 cites · 202284% earned
- 238US11850456B2Aerial configuration for a mid-mount fire apparatus4 cites · 202167% earned
- 244US11780373B2Systems for accessing cargo spaces on vehicles equipped with a tailgate assembly4 cites · 202375% earned
- 251US12146612B2Mounting brackets and utility mount3 cites · 202372% earned
All-time canon
The defining E06C patents of the whole record
- 199US5722507A✦ AIStep stool assembly189 cites · 199894% earned
- 296US5205603A✦ AITruck tailgate ladder apparatus170 cites · 199394% earned
- 392US6422342B1✦ AITailgate step for pick-up truck bed access162 cites · 200294% earned
- 488US5005667AExtensible and retractable step assembly160 cites · 199194% earned
- 583US6179312B1Retractable stairway for entering and exiting a vehicle159 cites · 200194% earned
- 679US9492695B2Pedestal and torque box assembly for a fire apparatus157 cites · 201694% earned
- 775US4407045ALadder hinge and multi-position locking mechanism therefor153 cites · 198394% earned
- 871US4566150ALadder hinge and multi-position locking mechanism therefor138 cites · 198693% earned
- 967US6343406B1Hinge on ladder138 cites · 200293% earned
- 1063US6003633APortable truck or trailer ladder assembly137 cites · 199993% earned
- 1158US5590739AAdjustable extension stepladder128 cites · 199793% earned
- 1254US5779208AMovable step platform for ladders125 cites · 199893% earned
- 1350US5052581ALadder-supported holding tray123 cites · 199193% earned
- 1446US6443260B1Step ladder tray123 cites · 200293% earned
- 1542US5620272AAdjustable joint assembly for ladder sections122 cites · 199793% earned
- 1638US9302129B1Turntable assembly for a fire apparatus117 cites · 201693% earned
- 1733US5538100AAccess device115 cites · 199693% earned
- 1829US8186481B2Ladders, ladder components and related methods114 cites · 200981% earned
- 1925US5165501ALadder support attachment114 cites · 199293% earned
- 2021US4182431ACombination extension and step ladder rungs therefor113 cites · 198093% earned
- 2117US5265696ALadder climbing safety clamp112 cites · 199393% earned
- 2213US5913380ALadder accessory111 cites · 199993% earned
- 238US9580962B2Outrigger assembly for a fire apparatus110 cites · 201693% earned
- 244US6536590B1Semi-cylindrical bucket and tool holder108 cites · 200393% earned
- 251US5740883ATool accessory for ladder107 cites · 199893% earned
Rising· last 2 yrs
Assignees whose newest E06C patents became public in the last 2 years — the current frontier
- 199OSHKOSH CORP52 patents · 1,231 citations
- 296WERNER CO66 patents · 688 citations
- 392TRICAM INDUSTRIES INC16 patents · 248 citations
- 488LANZAFAME PHILIP F12 patents · 57 citations
- 583LITTLE GIANT LADDER SYSTEMS LLC33 patents · 44 citations
- 679MACKARVICH CHARLES J10 patents · 27 citations
- 775HBTEK INC8 patents · 26 citations
- 871BLUE MOON DESIGNS LLC6 patents · 20 citations
- 967OTTO LADDER SAFETY INC4 patents · 12 citations
- 1063LAIR JEAN-PIERRE3 patents · 26 citations
- 1158TIE DOWN INC4 patents · 9 citations
- 1254PARSONS ANDREW S2 patents · 19 citations
- 1350FOURTH ARROW LLC3 patents · 5 citations
- 1446PIPP MOBILE STORAGE SYSTEMS INC3 patents · 5 citations
- 1542PATRIOT3 INC3 patents · 7 citations
- 1638SPARTAN FIRE LLC3 patents · 1 citations
- 1733LADDER FROG LLC1 patents · 7 citations
- 1829ARDISAM INC3 patents · 0 citations
- 1925HU QIULAN1 patents · 3 citations
- 2021MAH JAMES1 patents · 3 citations
- 2117IKAMPER CO LTD2 patents · 1 citations
- 2213GEORGES JOHN1 patents · 2 citations
- 238TIMPTE IND INC1 patents · 2 citations
- 244DORMATEX GROUP LLC1 patents · 1 citations
- 251BARCHINE ALEJANDRO2 patents · 0 citations
Active· last 5 yrs
Sustained E06C output across the last 5 years
- 199OSHKOSH CORP52 patents · 1,231 citations
- 296WERNER CO66 patents · 688 citations
- 392TRICAM INDUSTRIES INC16 patents · 248 citations
- 488SAFE RACK LLC9 patents · 59 citations
- 583CORE DISTRIB INC10 patents · 98 citations
- 679ALTEC IND INC7 patents · 72 citations
- 775NEW TEC INTEGRATION XIAMEN CO LTD9 patents · 81 citations
- 871LANZAFAME PHILIP F12 patents · 57 citations
- 967MORRYDE INT INC6 patents · 41 citations
- 1063LITTLE GIANT LADDER SYSTEMS LLC33 patents · 44 citations
- 1158YOO THOMAS7 patents · 51 citations
- 1254MACKARVICH CHARLES J10 patents · 27 citations
- 1350BOEING CO12 patents · 38 citations
- 1446HBTEK INC8 patents · 26 citations
- 1542CATERPILLAR INC6 patents · 70 citations
- 1638LUKITO HARSOYO5 patents · 21 citations
- 1733ABATEMENT TECH INC5 patents · 16 citations
- 1829BANCROFT RUSSELL N3 patents · 59 citations
- 1925BLUE MOON DESIGNS LLC6 patents · 20 citations
- 2021FORD GLOBAL TECH LLC4 patents · 37 citations
- 2117DOREL HOME FURNISHINGS INC6 patents · 23 citations
- 2213TETHRD INC3 patents · 45 citations
- 238JSV GROUP INC3 patents · 29 citations
- 244OTTO LADDER SAFETY INC4 patents · 12 citations
- 251LAIR JEAN-PIERRE3 patents · 26 citations
All-time canon
All-time PatentIndex Score in E06C
- 199OSHKOSH CORP52 patents · 1,231 citations
- 296LITTLE GIANT IND INC5 patents · 511 citations
- 392COSCO INC6 patents · 580 citations
- 488COSCO MAN INC26 patents · 1,106 citations
- 583MOSS N RYAN5 patents · 243 citations
- 679WERNER CO66 patents · 688 citations
- 775WING ENTPR INC38 patents · 521 citations
- 871WERNER CO INC R D13 patents · 382 citations
- 967ASTOR KYLE G11 patents · 191 citations
- 1063EMERSON ELECTRIC CO17 patents · 418 citations
- 1158TRICAM INDUSTRIES INC16 patents · 248 citations
- 1254KRAUSE WERK GMBH & CO KG8 patents · 262 citations
- 1350ANDRAL CORP6 patents · 198 citations
- 1446WHITE METAL ROLLING & STAMPING6 patents · 169 citations
- 1542LAITRAM CORP6 patents · 153 citations
- 1638MATERIAL CONTROL INC8 patents · 163 citations
- 1733WANG CHIEN-YUAN4 patents · 235 citations
- 1829LOUISVILLE LADDER INC10 patents · 162 citations
- 1925SHAKESPEARE CO5 patents · 127 citations
- 2021MIYAMA KOGYO KK11 patents · 164 citations
- 2117SAFE RACK LLC9 patents · 59 citations
- 2213SWAGER WILLIAM E4 patents · 190 citations
- 238PARKER THOMAS W13 patents · 102 citations
- 244KUEMMERLIN WALTER4 patents · 194 citations
- 251CORE DISTRIB INC10 patents · 98 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth