Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823826 | Variable valve mechanism | Akira Sugiura, Kimihiko Todo, Hitoshi Tsuge | 2004-11-30 |
| 6738060 | 3-dimensional analysis model forming method and apparatus, 3-dimensional analysis model forming program, and its recording medium | Kazuyuki Ujiie, Akira Ueda, Yuichi Arita | 2004-05-18 |
| 6706961 | Photovoltaic device and process for the production thereof | Tsutomu Murakami, Kouji Tsuzuki | 2004-03-16 |
| 6689951 | Photovoltaic element and process for the production thereof | Tsutomu Murakami, Koji Tsuzuki | 2004-02-10 |