Inventor
Tsugunori Konakawa
Inventor
Shizuoka, JP
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Nprimary
F01NGas-flow silencers or exhaust apparatus for machines or engines in general21%
Y02TClimate change mitigation technologies related to transportation21%
B63HMarine propulsion or steering14%
F02BInternal-combustion piston engines14%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof11%
Y02ATechnologies for adaptation to climate change7%
F02DControlling combustion engines4%
Y10TTechnical subjects covered by former us classification4%
F01LCyclically operating valves for machines or engines2%
F02PIgnition, other than compression ignition, for internal-combustion engines2%
PatentTitleYear
8,359,836'Internal combustion engine, vehicle, marine vessel, and secondary air supply method for internal combustion engine'20138,336,517'Outboard motor'20128,336,303'Multi-cylinder internal combustion engine, vehicle, marine vessel, and exhausting method for multi-cylinder internal combustion engine'20128,317,556'Boat propulsion system, and control device and control method therefor'20128,316,639'Internal combustion engine, vehicle, marine vessel, and exhaust gas cleaning method for internal combustion engine'20128,312,713'Internal combustion engine, vehicle, marine vessel, and exhausting method for internal combustion engine'20128,142,247'Exhaust device for outboard motor engine and outboard motor'20128,128,442'Outboard motor including drive shaft vibration damper'20128,118,630'Outboard motor'20128,113,893'Exhaust device for outboard motor multi-cylinder engine'20128,062,084'Outboard motor'20118,038,489'Boat propulsion system, and control device and control method for the same'20117,942,712'Boat propulsion system, and control device and control method therefor'20117,930,883'Exhaust device of six-cylinder engine'20117,892,052'Boat propulsion system, control device thereof, and control method'20117,856,812'Exhaust device of eight-cylinder engine'20107,856,813'Exhaust system for eight-cylinder engine'20107,640,921'Fuel supply apparatus and vehicle provided with the same'20107,637,242'Fuel supply system and vehicle'20097,624,718'Engine control system, vehicle having the same, method for calculating combustion center of gravity, and method for controlling engine'20097,556,548'Exhaust device for outboard motor'20095,823,150'Induction system for two cycle engine'19985,367,998'Fuel injection system for an engine'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2013Patents assigned to YAMAHA MOTOR CO LTD (23)· patent assignee history
1994–1998Based in Iwata, JP· patent location history
2009–2013Based in Shizuoka, JP· patent location history
2011–2013Patents assigned to KONAKAWA TSUGUNORI (11)· patent assignee history
2011–2013Patents assigned to TAKAHASHI YUSUKE (10)· patent assignee history
2012Patents assigned to MATSUSHITA HIDEAKI (1)· patent assignee history
2012Patents assigned to NAKAMURA DAISUKE (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| YAMAHA MOTOR CO LTD | 23 | 1994–2013 |
| KONAKAWA TSUGUNORIself | 11 | 2011–2013 |
| TAKAHASHI YUSUKE | 10 | 2011–2013 |
| MATSUSHITA HIDEAKI | 1 | 2012 |
| NAKAMURA DAISUKE | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shizuoka, JP | 21 | 2009–2013 |
| Iwata, JP | 2 | 1994–1998 |