Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12244022 | Supported metal catalyst and electrochemical cell | Katsuyoshi KAKINUMA, Makoto Uchida, Isao Amemiya, Chisato Arata, Sumitaka Watanabe | 2025-03-04 |
| 11990627 | Carrier metal catalyst, manufacturing method thereof, and fuel cell | Katsuyoshi KAKINUMA, Makoto Uchida | 2024-05-21 |
| 11752490 | Supported metal catalyst and method for producing same | Chisato Arata, Hajime Kashima, Katsuyoshi KAKINUMA, Makoto Uchida | 2023-09-12 |
| 11563219 | Carrier powder, method for producing same, carrier metal catalyst, and method for producing same | Katsuyoshi KAKINUMA, Makoto Uchida | 2023-01-24 |
| 11502309 | Carrier metal catalyst, manufacturing method thereof, and fuel cell | Katsuyoshi KAKINUMA, Makoto Uchida | 2022-11-15 |
| 10490827 | Alloy electrode catalyst and fuel cell using the same | Katsuyoshi KAKINUMA, Makoto Uchida | 2019-11-26 |
| 10333152 | Fuel cell system and method for its operation | Makoto Uchida, Katsuyoshi KAKINUMA, Masahiro Watanabe | 2019-06-25 |
| 6955861 | Fuel cell system, and method of protecting a fuel cell from freezing | Koudai Yoshizawa, Shugo Higashi, Patrick L. Hagans | 2005-10-18 |
| 6658840 | Apparatus for and method of controlling a vehicle engine | Koudai Yoshizawa, Teruyuki Itoh | 2003-12-09 |
| 6508229 | Auto-ignition combustion management in internal combustion engine | Hiroshi Miyakubo, Tsuyoshi Taniyama, Koudai Yoshizawa | 2003-01-21 |
| 6425367 | Compression self-ignition gasoline internal combustion engine | Koji Hiraya, Tomonori Urushihara, Kazuya Hasegawa, Tsuyoshi Taniyama | 2002-07-30 |
| 6234123 | Four-cycle internal combustion engine and valve timing control method thereof | Tsuyoshi Masuda, Toru Noda | 2001-05-22 |
| 5720253 | Direct-injection type spark-ignition internal combustion engine | Tadashi Matoba, Teruyuki Itoh, Akihiko Kakuhou | 1998-02-24 |
| 5540200 | Fuel injection valve | Ken Naitoh, Satoshi Takeyama, Hiroko Hishinuma, Yasuo Takagi | 1996-07-30 |
| 5201300 | Direct injection diesel engine | — | 1993-04-13 |
| 4788959 | Fuel injection pump | Toshifumi Nishimura | 1988-12-06 |
| 4531491 | Fuel injection rate control system for an internal combustion engine | Hiroaki Miyazaki, Yukihiro Etoh, Toshiaki Tanaka | 1985-07-30 |