Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6894125 | Scale deposit inhibitor, process for its production, polymerizer whose inside wall is covered with the inhibitor, and process for production of vinylic polymers by the use of the polymerizer | Kazuhiko Kanawa, Kikuo Yamamoto | 2005-05-17 |
| 4538960 | Axial thrust balancing device for pumps | Toshiki Iino | 1985-09-03 |
| 4218181 | Barrel type centrifugal turbo-machine | Kazuhiro Komatsu, Kenichi Kasai | 1980-08-19 |