Inventor
Masafumi Sougawa
Inventor
Hamamatsu, JP
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F02Bprimary
F02BInternal-combustion piston engines29%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof14%
Y02TClimate change mitigation technologies related to transportation12%
B63HMarine propulsion or steering8%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general8%
F02DControlling combustion engines6%
F01MLubricating of machines or engines in general4%
F02FCylinders, pistons or casings, for combustion engines4%
F16NLubricating4%
F01LCyclically operating valves for machines or engines2%
PatentTitleYear
RE036888'Exhaust gas purifying device for an outboard motor'20006,112,726'Fuel supply system for injected engine'20006,067,966'Engine fuel supply system'20005,778,836'Drain system for two cycle engine'19985,280,708'Exhaust gas purifying device for an outboard motor'19945,174,112'Exhaust gas purifying device for an outboard motor'19924,989,568'Fuel injection system for outboard motors'19914,986,780'Two cycle engine'19914,969,433'Piston for internal combustion engine'19904,965,997'Exhaust system for outboard motor'19904,934,903'Oil discharge detecting device for marine engine'19904,913,108'Separate lubricating system of engines'19904,852,686'Silencer for outboard engine'19894,784,090'Intake device for outboard engine'19884,554,896'Fuel control system for internal combustion engines'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–2000Patents assigned to SANSHIN KOGYO KK (15)· patent assignee history
1985Patents assigned to YAMAHA MOTOR CO LTD (1)· patent assignee history
1985Based in Shizuoka, JP· patent location history
1988–2000Based in Hamamatsu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SANSHIN KOGYO KK | 15 | 1985–2000 |
| YAMAHA MOTOR CO LTD | 1 | 1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hamamatsu, JP | 14 | 1988–2000 |
| Shizuoka, JP | 1 | 1985 |