Inventor
Shu Akuzawa
Inventor
Shizuoka, JP
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B63Hprimary
B63HMarine propulsion or steering39%
B63BShips or other waterborne vessels11%
G05DSystems for controlling or regulating non-electric variables9%
B63JAuxiliaries on vessels7%
F02DControlling combustion engines7%
F02BInternal-combustion piston engines4%
G06FElectric digital data processing4%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for2%
B60WConjoint control of vehicle sub-units of different type or different function2%
G01CMeasuring distances, levels or bearings2%
PatentTitleYear
10,794,708Server system and method for watercraft cruise trajectory based on propulsion type202010,358,203Vessel display system and small vessel including the same201910,191,490Marine vessel201910,126,748Vessel display system and small vessel including the same201810,071,793Jet propulsion boat20189,878,769'Watercraft'20189,242,709'Propulsion unit control system'20169,032,891'Watercraft'20158,801,481'Boat propulsion apparatus and boat'20148,192,239'Marine vessel propulsion system and marine vessel'20128,164,306'Battery charge control device and marine vessel including the same'20127,972,243'Control device for plural propulsion units'20117,766,708'Control device of boat propulsion system and boat'20107,717,086'Controller for boat propulsion unit'20107,699,673'Controller for boat propulsion system and boat propulsion system'20107,530,865'Control device for plural propulsion units'20097,513,807'Operation control system for planing boat'20097,497,747'Control system for propulsion unit'20097,422,495'Operation control system for small boat'20087,422,501'Throttle valve opening control device for a watercraft engine'20087,201,620'Operation control system for planing boat'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2009Patents assigned to YAMAHA MARINE KK (4)· patent assignee history
2007–2020Based in Shizuoka, JP· patent location history
2009–2020Patents assigned to YAMAHA MOTOR CO LTD (17)· patent assignee history
2012–2016Patents assigned to AKUZAWA SHU (4)· patent assignee history
2012Patents assigned to BAMBA TAKAAKI (1)· patent assignee history
2012Patents assigned to ICHIKAWA NORIYOSHI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| YAMAHA MOTOR CO LTD | 17 | 2009–2020 |
| AKUZAWA SHUself | 4 | 2012–2016 |
| YAMAHA MARINE KK | 4 | 2007–2009 |
| BAMBA TAKAAKI | 1 | 2012 |
| ICHIKAWA NORIYOSHI | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shizuoka, JP | 21 | 2007–2020 |