Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11923573 | Freight vehicle | Yutaka Sawada, Yukihide YOKOYAMA | 2024-03-05 |
| 10479178 | Fuel cell system | Shuji Nagano | 2019-11-19 |
| 9840162 | Vehicle | — | 2017-12-12 |
| 8685586 | Fuel cell separator | Fumihiko Inui, Seiji Sano, Takashi Kajiwara, Sho Usami, Makoto Ueno +3 more | 2014-04-01 |
| 8557448 | Fuel cell and fuel cell separator | Yoshinori Yamamoto, Jiro Aizaki, Junichi Shirahama, Sogo Goto, Tsuyoshi Takahashi +1 more | 2013-10-15 |
| 8298715 | Cell laminate and fuel cell provided with the same | Tomokazu Hayashi, Yoshinori Yamamoto, Jiro Aizaki, Junichi Shirahama | 2012-10-30 |
| 8241816 | Fuel cell separator | Seiji Sano, Takashi Kajiwara, Hiromichi Sato, Fumihiko Inui, Yoshifumi Ota +2 more | 2012-08-14 |
| 8206875 | Fuel cell and separator for the same | Yoshinori Yamamoto, Jiro Aizaki, Junichi Shirahama | 2012-06-26 |
| 7754358 | Fuel cell component having a retrieval code | Toshiyuki Inagaki, Tsuyoshi Takahashi, Haruhisa Niimi, Mikio Wada, Toshiyuki Suzuki +5 more | 2010-07-13 |
| 7070877 | Stainless steel separator for low-temperature fuel cell | Yoshikazu Morita, Shinichi Kamoshida, Takeshi Shimizu, Tsutomu Miyano, Keiji Izumi +3 more | 2006-07-04 |
| 6939639 | Fuel cell separator | Toshiyuki Inagaki, Tsuyoshi Takahashi, Tsutomu Ochi, Katsuhiro Kajio, Kouetsu Hibino +5 more | 2005-09-06 |
| 6860135 | Method for removing strain from press-formed workpiece, and forming press | Naoki Yoshioka, Kenichi Kusunoki, Mikio Wada, Tsuyoshi Takahashi | 2005-03-01 |
| 6833213 | Separator for a fuel cell | Mikio Wada, Toshiyuki Inagaki, Tsuyoshi Takahashi | 2004-12-21 |
| 6794079 | Fuel cell | Toshiyuki Inagaki, Mikio Wada, Tsuyoshi Takahashi | 2004-09-21 |
| 6708543 | Sheet-metal formed with spaced projections and manufacturing method of the same | Naoki Yoshioka, Tsuyoshi Takahashi | 2004-03-23 |