Inventor
YAMADA KENJI
JP422 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
22 patentsUS7207556B2Apr 24, 2007
Sheet finisher having an angularly movable stapler and image forming system including the same
RICOH KK1,473 citations99
US7416177B2Aug 26, 2008
Sheet folding apparatus, sheet processing apparatus and image forming apparatus
RICOH KK60 citations98
US6698744B2Mar 2, 2004
Sheet finisher for an image forming apparatus
RICOH KK140 citations98
US6549734B2Apr 15, 2003
Image forming apparatus having an indicator for indicating punch hole types
RICOH KK78 citations98
US6527269B2Mar 4, 2003
Method and apparatus for sheet finishing capable of performing an effective jogging process
RICOH KK96 citations98
US6494453B1Dec 17, 2002
Method and apparatus for output sheet handling capable of effectively switching ejection trays
RICOH KK96 citations98
US6343785B1Feb 5, 2002
Finisher for an image forming apparatus with a binding device that stacks and binds papers
RICOH KK103 citations98
US6905118B2Jun 14, 2005
Sheet finisher and image forming system using the same
RICOH KK127 citations97
US6296247B1Oct 2, 2001
Sheet stacking apparatus with vertically movable tray
RICOH KK88 citations97
US6231045B1May 15, 2001
Finisher for an image forming apparatus
RICOH KK81 citations97
US6145825ANov 14, 2000
Sheet processing apparatus and method therefor
RICOH KK177 citations97
US6957810B2Oct 25, 2005
Sheet finisher with two processing trays
RICOH KK38 citations96
US6921069B2Jul 26, 2005
Sheet finisher and image forming system using the same
RICOH KK43 citations96
US6783124B2Aug 31, 2004
Punching device in a sheet finisher for an image forming apparatus
RICOH KK62 citations96
US6631896B2Oct 14, 2003
Finisher for an image forming apparatus
RICOH KK56 citations96
US6416052B2Jul 9, 2002
Finisher for an image forming apparatus
RICOH KK62 citations96
US6322070B2Nov 27, 2001
Finisher for an image forming apparatus
RICOH KK77 citations96
US6199853B1Mar 13, 2001
Document handler with a staple mode and a moveable stopper
RICOH KK74 citations96
US5762328AJun 9, 1998
Subsequent paper treatment apparatus
RICOH KK65 citations96
US5508798AApr 16, 1996
Image forming method and apparatus which determine stapling position using an orientation by an image and a sheet feed direction
RICOH KK60 citations96
US6494449B2Dec 17, 2002
Sheet stacking apparatus with vertically movable tray
RICOH KK71 citations95
US5263697ANov 23, 1993
Finisher for an image forming apparatus
RICOH KK62 citations95
HITACHI KOKI KK
6 patentsUS5896154AApr 20, 1999
Ink jet printer
HITACHI KOKI KK160 citations99
US5831648ANov 3, 1998
Ink jet recording head
HITACHI KOKI KK115 citations98
US5697144ADec 16, 1997
Method of producing a head for the printer
HITACHI KOKI KK135 citations98
US6328418B1Dec 11, 2001
Print head having array of printing elements for printer
HITACHI KOKI KK97 citations97
US7390460B2Jun 24, 2008
Control device for automatic liquid handling system
HITACHI KOKI KK124 citations96
US5666140ASep 9, 1997
Ink jet print head
HITACHI KOKI KK82 citations96
NEC CORP
4 patentsUS5455820AOct 3, 1995
Output-buffer switch for asynchronous transfer mode
NEC CORP142 citations98
US5610914AMar 11, 1997
Shared buffer memory switch for an ATM switching system and its broadcasting control method
NEC CORP80 citations96
US5412655AMay 2, 1995
Multiprocessing system for assembly/disassembly of asynchronous transfer mode cells
NEC CORP75 citations96
US5774453AJun 30, 1998
Input/output buffer type ATM switch
NEC CORP68 citations94
NIPPON DENSO CO
4 patentsUS5038569AAug 13, 1991
Thermoelectric converter
NIPPON DENSO CO141 citations98
US5823248AOct 20, 1998
Cooling apparatus using boiling and condensing refrigerant
NIPPON DENSO CO60 citations96
US5279128AJan 18, 1994
Dehumidifying apparatus with electronic refrigeration unit
NIPPON DENSO CO81 citations95
US5254178AOct 19, 1993
Thermoelectric transducer apparatus comprising N- and P-type semiconductors and having electronic control capabilities
NIPPON DENSO CO94 citations95
YAMADA KENJI
2 patentsASAHI GLASS CO LTD
2 patentsSHINDENGEN ELECTRIC MFG
1 patentXEROX CORP
1 patentUNIV SOUTHERN CALIFORNIA
1 patentJAPAN SCIENCE & TECH CORP
1 patentLANGUAGE WEAVER INC
1 patentBROTHER IND LTD
1 patentMEIDENSHA ELECTRIC MFG CO LTD
1 patentTOYOTA MOTOR CO LTD
1 patentOILES INDUSTRY CO LTD
1 patentROLAND CORP
1 patentShowing the top 50 of 422 patents by PatentIndex Score.