Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499946 | Steam turbine rotor and manufacturing method thereof | Masayuki Yamada, Takao Inukai, Masataka Kikuchi, Joji Kaneko, Yoichi Tsuda +2 more | 2002-12-31 |
| 6420094 | Optical exposure method | Tamae Haruki, Kenji Nakagawa, Isamu Hanyu | 2002-07-16 |
| 6412713 | Fuel injection apparatus | Masahiro Okajima | 2002-07-02 |