Inventor
TAWA HIROKI
JP33 patents
⚠️ This page may combine multiple inventors who share the name “TAWA HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HONDA MOTOR CO LTD
31 patentsUS6375526B2Apr 23, 2002
Outboard engine system
HONDA MOTOR CO LTD40 citations92
US6302749B1Oct 16, 2001
Outboard motor
HONDA MOTOR CO LTD31 citations91
US6890228B2May 10, 2005
Outboard motor equipped with water-cooled engine
HONDA MOTOR CO LTD14 citations84
US6394079B2May 28, 2002
Gas-liquid separation device for internal combustion engine used in outboard motor
HONDA MOTOR CO LTD18 citations84
US7121248B2Oct 17, 2006
Vertical engine
HONDA MOTOR CO LTD11 citations83
US7069882B2Jul 4, 2006
Water-cooled engine
HONDA MOTOR CO LTD11 citations83
US6976892B2Dec 20, 2005
Water-cooled vertical engine, outboard motor equipped with water-cooled vertical engine, and outboard motor
HONDA MOTOR CO LTD13 citations82
US6340322B1Jan 22, 2002
Structure of mounting of exhaust gas sampling pipe in outboard engine system
HONDA MOTOR CO LTD7 citations74
US5989084ANov 23, 1999
Outboard marine engine having a vertical crankshaft
HONDA MOTOR CO LTD13 citations74
US7029346B2Apr 18, 2006
Vertical engine and outboard engine system
HONDA MOTOR CO LTD7 citations73
US6921306B2Jul 26, 2005
Water-cooled vertical engine and outboard motor equipped therewith
HONDA MOTOR CO LTD11 citations72
US7241194B2Jul 10, 2007
Outboard motor hydraulic mechanism
HONDA MOTOR CO LTD6 citations63
US6976893B2Dec 20, 2005
Water-cooled vertical engine and outboard motor equipped therewith
HONDA MOTOR CO LTD4 citations63
US6527602B2Mar 4, 2003
Outboard engine system
HONDA MOTOR CO LTD2 citations63
US6293839B1Sep 25, 2001
Outboard engine system
HONDA MOTOR CO LTD5 citations63
US11795846B2Oct 24, 2023
Internal combustion engine
HONDA MOTOR CO LTD0 citations62
US8376795B2Feb 19, 2013
Engine for outboard motor
HONDA MOTOR CO LTD3 citations62
US7413490B2Aug 19, 2008
Outboard motor steering system
HONDA MOTOR CO LTD3 citations62
US7066134B2Jun 27, 2006
Vertical engine
HONDA MOTOR CO LTD2 citations62
US7056170B2Jun 6, 2006
Water-cooled vertical engine and outboard motor equipped therewith
HONDA MOTOR CO LTD6 citations62
US7055488B2Jun 6, 2006
Vertical engine
HONDA MOTOR CO LTD2 citations62
US6755173B1Jun 29, 2004
Vertical engine
HONDA MOTOR CO LTD4 citations62
US6684843B1Feb 3, 2004
Engine
HONDA MOTOR CO LTD6 citations62
US6570281B2May 27, 2003
Structure for fitting generator stator to engine
HONDA MOTOR CO LTD5 citations61
US6966284B2Nov 22, 2005
Outboard motor
HONDA MOTOR CO LTD0 citations52
US6913500B2Jul 5, 2005
Outboard motor
HONDA MOTOR CO LTD1 citations52
US6602100B2Aug 5, 2003
Passage wall cooling structure in outboard engine system
HONDA MOTOR CO LTD1 citations52
US7100563B2Sep 5, 2006
Vertical engine and outboard engine system
HONDA MOTOR CO LTD0 citations51
US7082900B2Aug 1, 2006
Outboard engine system
HONDA MOTOR CO LTD0 citations51
US6374795B2Apr 23, 2002
Engine
HONDA MOTOR CO LTD1 citations46
US7118433B2Oct 10, 2006
Outboard motor air intake system
HONDA MOTOR CO LTD0 citations45