Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5888269 | Nitriding agent | Yasuhiro Yamada, Hirohisa Miura, Mamoru Okamoto, Takashi Matsufuji, Kazuo Fujii | 1999-03-30 |
| 5582655 | Case nitrided aluminum product, process for case nitriding the same, and nitriding agent for the same | Yasuhiro Yamada, Hirohisa Miura, Mamoru Okamoto, Takashi Matsufuji, Kazuo Fujii | 1996-12-10 |
| 5514225 | Case nitrided aluminum product, process for case nitriding the same, and nitriding agent for the same | Yasuhiro Yamada, Hirohisa Miura, Mamoru Okamoto, Takashi Matsufuji, Kazuo Fujii | 1996-05-07 |