Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351178 | Apparatus for bending a straight tube into a serpentine tube | Katuharu Uehara | 1982-09-28 |
| 4331280 | Method of jointing pipes by friction welding | Takao Terabayashi, Kenichi Waragai, Atsuya Kamada, Masaru Kobayashi, Yoiti Wakabayashi | 1982-05-25 |
| 4331286 | Method for pressure bonding metal members by utilizing eutectic reaction | Kunio Miyazaki, Takeo Tamamura, Tomio Iizuka, Hitoshi Suzuki | 1982-05-25 |