Inventor
CHENG YUAN FANG
US55 patents
⚠️ This page may combine multiple inventors who share the name “CHENG YUAN FANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALLWAY TOOLS
41 patentsUS7815494B2Oct 19, 2010
Sanding apparatus with molded elastomeric pad
ALLWAY TOOLS67 citations98
US7632174B2Dec 15, 2009
Sanding apparatus with molded elastomeric pad
ALLWAY TOOLS65 citations98
US6530098B1Mar 11, 2003
Multiple tool device
ALLWAY TOOLS99 citations98
USD537591SFeb 27, 2007
Soft boot for glass scraper
ALLWAY TOOLS43 citations96
US6832438B1Dec 21, 2004
Utility knife with quick release housing
ALLWAY TOOLS45 citations96
US6487778B1Dec 3, 2002
Utility knife with pressure reducing slot
ALLWAY TOOLS57 citations96
USD783917SApr 11, 2017
Paint container
ALLWAY TOOLS40 citations94
USD744186SNov 24, 2015
Paint container with handle
ALLWAY TOOLS44 citations94
USD744711SDec 1, 2015
Stackable paint container with pivotable handle
ALLWAY TOOLS22 citations93
US7488242B2Feb 10, 2009
Sanding apparatus with molded elastomeric pad
ALLWAY TOOLS20 citations93
US7346988B2Mar 25, 2008
Soft handle non-retractable utility knife with quick release latch and method for making same
ALLWAY TOOLS30 citations93
US7325313B2Feb 5, 2008
Utility knife with quick release housing
ALLWAY TOOLS25 citations93
US7134576B2Nov 14, 2006
Multifunction pouring spout and removable lid
ALLWAY TOOLS33 citations93
USD529526SOct 3, 2006
Fluid mixer
ALLWAY TOOLS20 citations93
US7055407B2Jun 6, 2006
Soft handle non-retractable utility knife with quick release latch and method for making same
ALLWAY TOOLS42 citations93
USD479375SSep 2, 2003
Detail scraper
ALLWAY TOOLS43 citations93
USD479374SSep 2, 2003
Two-handed scraper
ALLWAY TOOLS30 citations93
USD453251SJan 29, 2002
Wood scraper
ALLWAY TOOLS47 citations93
USD634600SMar 22, 2011
Caulk tool
ALLWAY TOOLS27 citations92
USD516263SFeb 28, 2006
Soft boot for glass scraper
ALLWAY TOOLS17 citations92
USD791423SJul 4, 2017
Combination tool
ALLWAY TOOLS6 citations84
USD785268SApr 25, 2017
Liner
ALLWAY TOOLS6 citations84
USD773912SDec 13, 2016
Caulk tool kit
ALLWAY TOOLS15 citations84
US9259845B2Feb 16, 2016
Carpet cutter assembly
ALLWAY TOOLS11 citations84
USD736599SAug 18, 2015
Supporting device for painting
ALLWAY TOOLS7 citations84
US9102068B2Aug 11, 2015
Multifunction safety knife
ALLWAY TOOLS18 citations84
USD690068SSep 17, 2013
Bucket clamp
ALLWAY TOOLS5 citations84
US7930830B2Apr 26, 2011
Scraper with sliding safety guard
ALLWAY TOOLS9 citations84
USD575131SAug 19, 2008
Tool handle
ALLWAY TOOLS12 citations84
US7150102B2Dec 19, 2006
Push-pull stripper-scraper
ALLWAY TOOLS16 citations84
USD936419SNov 23, 2021
Mixing tool implement
ALLWAY TOOLS4 citations73
USD925327SJul 20, 2021
Tool handle
ALLWAY TOOLS3 citations73
USD922169SJun 15, 2021
Handle of a hand tool
ALLWAY TOOLS3 citations73
US10124624B2Nov 13, 2018
Container with attachment
ALLWAY TOOLS2 citations73
US9522774B2Dec 20, 2016
Blade dispenser
ALLWAY TOOLS3 citations73
US9302844B1Apr 5, 2016
Blade dispenser
ALLWAY TOOLS5 citations73
USD572874SJul 8, 2008
Hook
ALLWAY TOOLS6 citations66
US11536037B1Dec 27, 2022
Versatile drywall compound tool
ALLWAY TOOLS1 citations63
US10933517B2Mar 2, 2021
Knife with screwdriver bit
ALLWAY TOOLS1 citations63
USD764253SAug 23, 2016
Painting tool
ALLWAY TOOLS2 citations63
USD714633SOct 7, 2014
Protective package
ALLWAY TOOLS1 citations63
GRINGER DONALD
7 patentsUS8938883B2Jan 27, 2015
Cutting implements
GRINGER DONALD43 citations94
USD660675SMay 29, 2012
Twin blade head for a knife
GRINGER DONALD42 citations94
USD682065SMay 14, 2013
Utility knife
GRINGER DONALD19 citations93
US8087554B2Jan 3, 2012
Multifunction pouring spout with pivoting handle
GRINGER DONALD22 citations93
USD701741SApr 1, 2014
Utility knife
GRINGER DONALD6 citations84
US8307490B2Nov 13, 2012
Multifunction caulk tool
GRINGER DONALD19 citations83
US9199384B2Dec 1, 2015
Razor blade assembly
GRINGER DONALD5 citations73
SITE B COMPANY
2 patentsShowing the top 50 of 55 patents by PatentIndex Score.