Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11015716 | Sealing ring and turbocharger | — | 2021-05-25 |
| 10876466 | Wave washer and variable-flow-rate valve | Yuichiro Akiyama, Naotada UEDA, Michihiko Tanigaki, Hideki Toya | 2020-12-29 |
| 6962751 | Amorphous carbon coated tools and method of producing the same | Haruyo Fukui, Yoshiharu Utsumi, Miki Irie, Hisanori Ohara, Hideki Moriguchi +4 more | 2005-11-08 |
| 6881475 | Amorphous carbon coated tool and fabrication method thereof | Naoto Okazaki, Kiyoshi Ogata, Haruyo Fukui, Miki Irie, Yoshiharu Utsumi +5 more | 2005-04-19 |
| 5239194 | Semiconductor device having increased electrostatic breakdown voltage | Masayuki Yoshida, Nobutaka Kitagawa, Tomotaka Saito | 1993-08-24 |
| 5159324 | Icon aided run function display system | Kaoru Kaminaga, Mamoru Kobayashi | 1992-10-27 |