Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8383288 | Fuel cell separator and molding method for fuel cell separator | Akihiro Nonogaki, Satoshi Oyama | 2013-02-26 |
| 8137864 | Fuel cell formed with metal separators | Eri Ishikawa, Seiji Sugiura, Akihiro Nonogaki | 2012-03-20 |
| 7947208 | Injection-molding method and apparatus | Shinya Kawachi, Keisuke Andou, Tadashi Nishiyama, Daisuke Okonogi, Naoyuki Enjoji | 2011-05-24 |
| 7776490 | Fuel cell having closure seal | Seiji Sugiura, Ryugo Suzuki, Masahiro Mohri, Takaki Nakagawa, Hiroshi Morikawa +2 more | 2010-08-17 |
| 7749419 | Method and device for injection molding | Shinya Kawachi, Keisuke Andou, Tadashi Nishiyama, Daisuke Okonogi, Naoyuki Enjoji | 2010-07-06 |
| 7553576 | Separator for fuel cell | Shinya Kawachi, Keisuke Andou, Tadashi Nishiyama, Daisuke Okonogi | 2009-06-30 |
| 7396609 | Fuel cell and metal separator for fuel cell | Narutoshi Sugita, Daisuke Okonogi, Shuhei Goto | 2008-07-08 |
| 6428306 | Molding mold | Takeo Kitayama, Atsushi Takeuchi, Yasuhiro Toguchi | 2002-08-06 |
| 6299807 | Method for producing molded article | Michio Yoshizaki, Kouichi Honda | 2001-10-09 |
| 6150026 | Polypropylene-based resin exterior panel and process for producing the same | Tamio Furuya, Yasuki Okanemasa, Satoru Iriyama, Takakiyo Harada, Michio Yoshizaki +2 more | 2000-11-21 |
| 5972491 | Molded article and method for producing the same | Michio Yoshizaki, Kouichi Honda | 1999-10-26 |