Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5577498 | Semi-closed type breathing apparatus for removing carbon dioxide from breathing air circuit having triangularly shaped bellows | Akihiko Yoshida, Yasushi Yoshida, Junichi Shiobara, Kyoichi Fujimori, Hitoshi Sugimoto +1 more | 1996-11-26 |
| 4867486 | Soldering structure of tubular material | Akio Fukata | 1989-09-19 |