Inventor
Yosuke Fujii
Inventor
Kawachi-gun, JP
Overview
Patents· 40 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y02Eprimary
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution37%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy33%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application3%
G01RMeasuring electric variables3%
H02JElectric power networks3%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters3%
Y02TClimate change mitigation technologies related to transportation3%
B60LPropulsion of electrically-propelled vehicles1%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact1%
PatentTitleYear
10,879,814Multilevel power converter202010,734,854Rotor and motor202010,033,189Operation control apparatus for solar power system20189,661,785'Power conversion apparatus'20179,252,600'Connection apparatus for power converter'20168,750,005'Power conversion apparatus'20148,531,144'Synchronous-machine starting device'20138,519,656'Synchronous machine starting device'20138,362,730'Synchronous machine starting device'20138,153,288'Fuel cell and fuel cell stack'20127,981,554'Fuel cell system'20117,901,823'Fuel cell employing cooling liquid passages for starting at low temperature'20117,704,619'Fuel cell system and method of controlling same'20107,572,538'Fuel cell'20097,482,079'Fuel cell system and method of controlling a fuel discharging process based on the fuel cell output voltage'20097,393,607'Fuel cell and fuel cell stack'20087,384,703'Fuel cell system'20087,326,485'Fuel cell with a seal tightly in contact with an electrode for preventing leakage of a reactant gas'20087,309,539'Fuel cell stack'20077,226,688'Fuel cell'20077,223,490'Fuel cell employing local power generation when starting at low temperature'20077,201,990'Fuel cell stack'20077,090,941'Fuel cell stack and a method of supplying reactant gases to the fuel cell stack'20067,049,023'Fuel cell separator having a channel formed using a sealing member'20067,018,733'Fuel cell stack having coolant flowing along each surface of a cooling plate'20066,969,564'Fuel cell stack'20056,949,920'Apparatus for measuring current density of fuel cell'20056,926,985'Fuel cell stack'20056,844,093'Fuel cell stacking body'20056,815,107'Gas leak detection method for fuel cell'20046,771,041'Cell voltage measuring device for fuel cell'20046,686,085'Fuel cell'20046,674,264'Cell voltage detector for fuel cell'20046,528,196'Fuel cell stack having bent section flow passage grooves'20036,420,061'Fuel cell stack'20026,416,899'Fuel cell stack'20026,406,809'Fuel cell comprising a separator provided with coolant passages'20026,294,280'Fuel cell stack'20016,255,011'Fuel cell stack'20016,048,633'Fuel cell stack'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2020Patents assigned to HONDA MOTOR CO LTD (32)· patent assignee history
2000–2008Based in Wako, JP· patent location history
2001–2002Based in Utsunomiya, JP· patent location history
2003–2011Based in Tochigi, JP· patent location history
2004–2012Based in Kawachi-gun, JP· patent location history
2012–2013Patents assigned to FUJII YOSUKE (4)· patent assignee history
2013–2016Patents assigned to TOSHIBA MITSUBISHI ELEC INC (5)· patent assignee history
2013Patents assigned to ANDO AKINOBU (3)· patent assignee history
2013Patents assigned to HOSOKAWA YASUHIKO (3)· patent assignee history
2013–2020Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HONDA MOTOR CO LTD | 32 | 2000–2020 |
| TOSHIBA MITSUBISHI ELEC INC | 5 | 2013–2016 |
| FUJII YOSUKEself | 4 | 2012–2013 |
| ANDO AKINOBU | 3 | 2013 |
| HOSOKAWA YASUHIKO | 3 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawachi-gun, JP | 13 | 2004–2012 |
| Tochigi, JP | 7 | 2003–2011 |
| Tokyo, JP | 6 | 2013–2020 |
| Wako, JP | 4 | 2000–2008 |
| Utsunomiya, JP | 4 | 2001–2002 |