loadpatents
Patent applications and USPTO patent grants for Tomana; Yu.The latest application filed is for "fuel cell separator and fuel cell stack".
Patent | Date |
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Fuel cell and fuel cell stack Grant 11,101,470 - Ishida , et al. August 24, 2 | 2021-08-24 |
Fuel cell separator and fuel cell stack Grant 11,063,267 - Oyama , et al. July 13, 2 | 2021-07-13 |
Power generation cell Grant 11,063,269 - Nishida , et al. July 13, 2 | 2021-07-13 |
Header flange to evenly distribute contact pressure across seals Grant 10,991,955 - Xi , et al. April 27, 2 | 2021-04-27 |
Fuel cell separator, fuel cell joint separator, and power generation cell Grant 10,923,740 - Tomana , et al. February 16, 2 | 2021-02-16 |
Fuel cell metal separator, method of producing the fuel cell metal separator, and power generation cell Grant 10,910,658 - Ishida , et al. February 2, 2 | 2021-02-02 |
Power generation cell Grant 10,886,556 - Tomana , et al. January 5, 2 | 2021-01-05 |
Fuel cell separator and power generation cell Grant 10,811,700 - Tomana , et al. October 20, 2 | 2020-10-20 |
Power generation cell with reduced pressure loss between reactant gas passage and reactant gas flow field Grant 10,784,524 - Tomana , et al. Sept | 2020-09-22 |
Fuel cell separator and fuel cell stack Grant 10,763,521 - Tomana , et al. Sep | 2020-09-01 |
Power generating cell Grant 10,741,861 - Ishida , et al. A | 2020-08-11 |
Power generation cell Grant 10,573,905 - Ishida , et al. Feb | 2020-02-25 |
Fuel Cell Separator And Fuel Cell Stack App 20200020958 - Oyama; Satoshi ;   et al. | 2020-01-16 |
Fuel Cell Separator Member And Fuel Cell Stack App 20200014041 - Goto; Shuhei ;   et al. | 2020-01-09 |
Header design employing generally regular shapes Grant 10,529,996 - Sakano , et al. J | 2020-01-07 |
Reinforcement structure for bead seal in a plate assembly Grant 10,522,852 - Yang , et al. Dec | 2019-12-31 |
Fuel Cell Separator And Fuel Cell Stack App 20190393514 - Goto; Shuhei ;   et al. | 2019-12-26 |
Design Of Header Flange To Evenly Distribute Contact Pressure Across Seals App 20190355999 - Xi; Liang ;   et al. | 2019-11-21 |
Fuel Cell Separator, Fuel Cell Joint Separator, And Power Generation Cell App 20190288300 - Tomana; Yu ;   et al. | 2019-09-19 |
Fuel Cell And Fuel Cell Stack App 20190214656 - Ishida; Kentaro ;   et al. | 2019-07-11 |
Power Generation Cell App 20190214655 - Nishida; Yosuke ;   et al. | 2019-07-11 |
Header flange to evenly distribute contact pressure across seals Grant 10,347,921 - Xi , et al. July 9, 2 | 2019-07-09 |
Power Generating Cell App 20190198902 - Ishida; Kentaro ;   et al. | 2019-06-27 |
Power Generation Cell App 20190131633 - ISHIDA; Kentaro ;   et al. | 2019-05-02 |
Fuel Cell Metal Separator And Power Generation Cell App 20190097244 - Oyama; Satoshi ;   et al. | 2019-03-28 |
Fuel Cell Separator And Fuel Cell Stack App 20190074525 - Tomana; Yu ;   et al. | 2019-03-07 |
Fuel Cell Separator And Power Generation Cell App 20190074524 - Tomana; Yu ;   et al. | 2019-03-07 |
Power Generation Cell App 20190067712 - Tomana; Yu ;   et al. | 2019-02-28 |
Power Generation Cell App 20190044162 - Tomana; Yu ;   et al. | 2019-02-07 |
Power Generation Cell App 20190027772 - Tomana; Yu ;   et al. | 2019-01-24 |
Design Of Header Flange To Evenly Distribute Contact Pressure Across Seals App 20180241053 - Xi; Liang ;   et al. | 2018-08-23 |
Header Design Employing Generally Regular Shapes App 20180241055 - Sakano; Masaaki ;   et al. | 2018-08-23 |
Reinforcement Structure For Bead Seal In A Plate Assembly App 20180226662 - Yang; Xi ;   et al. | 2018-08-09 |
Fuel Cell Metal Separator, Method Of Producing The Fuel Cell Metal Separator, And Power Generation Cell App 20180226663 - Ishida; Kentaro ;   et al. | 2018-08-09 |
Fuel cell Grant 9,831,516 - Ishida , et al. November 28, 2 | 2017-11-28 |
Fuel Cell App 20150207164 - ISHIDA; Kentaro ;   et al. | 2015-07-23 |
Membrane electrode assembly for fuel cell Grant 9,012,105 - Mitsuta , et al. April 21, 2 | 2015-04-21 |
Membrane Electrode Assembly For Fuel Cell App 20140011111 - MITSUTA; Naoki ;   et al. | 2014-01-09 |
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