Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10916790 | Liquid composition, process for its production, and process for producing membrane-electrode assembly for polymer electrolyte fuel cells | Hisao Kawazoe, Hideki Nakagawa, Shinji Terazono | 2021-02-09 |
| 10153506 | Liquid composition, process for its production, and process for producing membrane-electrode assembly for polymer electrolyte fuel cells | Hisao Kawazoe, Hideki Nakagawa, Shinji Terazono | 2018-12-11 |
| 9711817 | Polymer electrolyte membrane and membrane-electrode assembly for polymer electrolyte fuel cell | Yoshitaka Doi | 2017-07-18 |
| 9455465 | Electrolyte membrane for polymer electrolyte fuel cell, process for its production and membrane-electrode assembly for polymer electrolyte fuel cell | Shinji Terazono | 2016-09-27 |
| 9331354 | Liquid composition, process for its production, and process for producing membrane-electrode assembly for polymer electrolyte fuel cells | Hisao Kawazoe, Hideki Nakagawa, Shinji Terazono | 2016-05-03 |
| 8962215 | Electrolyte membrane for polymer electrolyte fuel cell, process for its production and membrane-electrode assembly for polymer electrolyte fuel cell | Shinji Terazono | 2015-02-24 |
| 8546004 | Liquid composition, process for its production and process for producing membrane-electrode assembly for polymer electrolyte fuel cells | Hisao Kawazoe, Hideki Nakagawa, Shinji Terazono | 2013-10-01 |
| 7943249 | Liquid composition, process for its production and process for producing membrane-electrode assembly for polymer electrolyte fuel cells | Hisao Kawazoe, Hideki Nakagawa, Shinji Terazono | 2011-05-17 |
| 7799468 | Electrolyte material for polymer electrolyte fuel cells, electrolyte membrane and membrane-electrode assembly | Atsushi Watakabe, Satoru Hommura, Seigo Kotera, Susumu Saito, Koichi Murata +3 more | 2010-09-21 |
| 6933071 | Solid polymer type fuel cell and production method thereof | Masaru Yoshitake, Yasuhiro Kunisa, Eiji Yanagisawa | 2005-08-23 |
| 6761990 | Solid polymer electrolyte fuel cell | Masaru Yoshitake, Eiji Yanagisawa, Yasuhiro Kunisa | 2004-07-13 |
| 5972197 | Method for producing polysulfides by electrolytic oxidation | Tatsuya Andoh, Tetsuji Shimohira | 1999-10-26 |
| 5780380 | Photocatalyst composition and process for its production, and photocatalyst composition-attached substrate | Takeshi Morimoto | 1998-07-14 |
| 5194127 | Method for etching an aluminum foil for an electrolytic capacitor | Haruo Jinbo | 1993-03-16 |
| 5143587 | Method for etching an aluminum foil for an electrolytic capacitor | Haruo Jinbo | 1992-09-01 |
| 4877508 | Highly durable cathode of low hydrogen overvoltage and method for manufacturing the same | Takeshi Morimoto | 1989-10-31 |
| 4858078 | Solid electrolytic capacitor | Takeshi Morimoto, Satoshi Takemiya | 1989-08-15 |
| 4789452 | Highly durable cathode of low hydrogen overvoltage and method for manufacturing the same | Takeshi Morimoto | 1988-12-06 |
| 4536259 | Cathode having high durability and low hydrogen overvoltage and process for the production thereof | Yoshio Oda, Hiroshi Otouma | 1985-08-20 |
| 4498962 | Anode for the electrolysis of water | Yoshio Oda, Hiroshi Otouma | 1985-02-12 |
| 4486278 | Cathode and electrolysis | Yoshio Oda, Hiroshi Otouma | 1984-12-04 |
| 4470893 | Method for water electrolysis | Yoshio Oda, Hiroshi Otouma | 1984-09-11 |
| 4444641 | Electrode | Yoshio Oda, Hiroshi Otouma | 1984-04-24 |
| 4302322 | Low hydrogen overvoltage electrode | Yoshio Oda, Hiroshi Otouma | 1981-11-24 |
| 4290859 | Process for preparing electrode | Yoshio Oda, Hiroshi Otouma | 1981-09-22 |