Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881173 | Electronically controlled automatic speed changing apparatus | Shingo Kobayashi, Kazuo Takagi, Masahiro Watanabe, Kiyoshi Kaneko | 1989-11-14 |
| 4874918 | Vacuum brazing apparatus | Osamu Okubo, Tetsurou Tsushima | 1989-10-17 |
| 4857393 | Waterproof water-vapor-permeable laminated structure and applications of the same | Hideki Yamamoto, Naoki Miyazaki | 1989-08-15 |