Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6607830 | Composite material for metal gasket | Hitomi Tsuchiya, Naomichi Mitsuyama | 2003-08-19 |
| 6558117 | Variable displacement turbo supercharger | Masashi Fukaya, Tetsuo Udagawa, Tsutomu Okazaki | 2003-05-06 |
| 6512613 | WDM transmission repeater, WDM transmission system and WDM transmission method | Shigeru Tanaka, Masayuki Nishimura, Masayuki Shigematsu | 2003-01-28 |