Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6328094 | Rotary type regenerative heat exchanger | Yasushi Mori, Akira Hashimoto | 2001-12-11 |
| 5991782 | Automated extraction and doubly linked reference marks for partialized document contents and version control | Akiko Kobayashi, Tetsuharu Haraguchi, Yukio Sakaguchi, Akira Hirashima, Makoto Shinka +2 more | 1999-11-23 |
| 4665893 | Kitchen unit cooking stove having internal cooling system | Tetuo Kamo, Kazuichi Okada | 1987-05-19 |
| 4627415 | Cooking stove having removable top plate | Tetuo Kamo, Kazuichi Okada, Eiji Shiota | 1986-12-09 |
| 4551600 | Ventilated cooking appliance unit | Yukio Hirai | 1985-11-05 |