Inventor
OCHIAI KATSUMI
JP60 patents
⚠️ This page may combine multiple inventors who share the name “OCHIAI KATSUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA MOTOR CO LTD
21 patentsUS9587601B1Mar 7, 2017
Outboard motor and watercraft
YAMAHA MOTOR CO LTD27 citations94
US7867048B2Jan 11, 2011
Outboard motor
YAMAHA MOTOR CO LTD26 citations93
US5983843ANov 16, 1999
Injector cooling for direct injected engine
YAMAHA MOTOR CO LTD44 citations93
US6253729B1Jul 3, 2001
Induction control for direct injected engine
YAMAHA MOTOR CO LTD22 citations92
US5924396AJul 20, 1999
Engine valve actuating system
YAMAHA MOTOR CO LTD21 citations92
US10150548B2Dec 11, 2018
Outboard motor and marine vessel
YAMAHA MOTOR CO LTD7 citations84
US9296458B2Mar 29, 2016
Outboard motor
YAMAHA MOTOR CO LTD9 citations84
US8011985B2Sep 6, 2011
Outboard motor
YAMAHA MOTOR CO LTD10 citations84
US8002597B2Aug 23, 2011
Outboard motor
YAMAHA MOTOR CO LTD16 citations84
US7524222B2Apr 28, 2009
Remote control system for marine drive
YAMAHA MOTOR CO LTD15 citations84
US9120549B2Sep 1, 2015
Engine, outboard motor, and watercraft
YAMAHA MOTOR CO LTD11 citations83
US7524223B2Apr 28, 2009
Outboard motor
YAMAHA MOTOR CO LTD9 citations82
US8978372B2Mar 17, 2015
V-type engine, outboard motor, and vessle
YAMAHA MOTOR CO LTD7 citations81
US6053145AApr 25, 2000
Direct injected engine
YAMAHA MOTOR CO LTD12 citations74
US5553572ASep 10, 1996
Multi-valve engine
YAMAHA MOTOR CO LTD10 citations74
US6053135AApr 25, 2000
Variable valve timing mechanism
YAMAHA MOTOR CO LTD12 citations73
US9260171B2Feb 16, 2016
Vessel propulsion apparatus and vessel
YAMAHA MOTOR CO LTD3 citations70
US10465641B1Nov 5, 2019
Outboard motor and watercraft
YAMAHA MOTOR CO LTD2 citations69
US11260948B2Mar 1, 2022
Outboard motor
YAMAHA MOTOR CO LTD0 citations63
US8944870B1Feb 3, 2015
Outboard motor
YAMAHA MOTOR CO LTD3 citations63
US8764501B1Jul 1, 2014
Outboard motor
YAMAHA MOTOR CO LTD2 citations63
ADVANTEST CORP
7 patentsUS5440260AAug 8, 1995
Variable delay circuit
ADVANTEST CORP117 citations95
US6374392B1Apr 16, 2002
Semiconductor test system
ADVANTEST CORP25 citations92
US5764093AJun 9, 1998
Variable delay circuit
ADVANTEST CORP21 citations91
US5495197AFeb 27, 1996
Variable delay circuit
ADVANTEST CORP23 citations91
US6058057AMay 2, 2000
Timing generator for semiconductor test system
ADVANTEST CORP43 citations89
US7394238B2Jul 1, 2008
High frequency delay circuit and test apparatus
ADVANTEST CORP9 citations84
US5204564AApr 20, 1993
Variable delay circuit
ADVANTEST CORP18 citations74
YAMAHA MARINE KK
7 patentsUS7185630B2Mar 6, 2007
Air intake device for engine
YAMAHA MARINE KK23 citations93
US7216614B2May 15, 2007
Fuel supply device for outboard device
YAMAHA MARINE KK19 citations92
US7401598B2Jul 22, 2008
Outboard motor with forward air intake and air-cooled fuel pump
YAMAHA MARINE KK12 citations84
US6752114B2Jun 22, 2004
Four-cycle engine for outboard motor
YAMAHA MARINE KK16 citations84
US6905382B2Jun 14, 2005
Shift device for marine transmission
YAMAHA MARINE KK11 citations74
US7118435B2Oct 10, 2006
Outboard motor
YAMAHA MARINE KK3 citations63
US6840038B2Jan 11, 2005
Exhaust system for outboard motor
YAMAHA MARINE KK3 citations63
OCHIAI KATSUMI
5 patentsUS8298026B2Oct 30, 2012
Outboard motor
OCHIAI KATSUMI17 citations92
US8444447B2May 21, 2013
Outboard motor
OCHIAI KATSUMI9 citations84
US8118631B2Feb 21, 2012
Outboard motor
OCHIAI KATSUMI8 citations84
US8858283B2Oct 14, 2014
Engine, outboard motor, and watercraft
OCHIAI KATSUMI9 citations82
US8801482B2Aug 12, 2014
Engine, outboard motor, and watercraft
OCHIAI KATSUMI10 citations82
MAEKAWA SHINYA
3 patentsNAKAYAMA KOICHI
3 patentsKISAKU Masanori
1 patentFUJI HEAVY IND LTD
1 patentFUJI JIKOGYO KABUSHIKI KAISHA
1 patentSANSHIN KOGYO KK
1 patentShowing the top 50 of 60 patents by PatentIndex Score.