Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7510195 | High temperature and high pressure compressor piston ring | Tom Iles, Trung N. Tran | 2009-03-31 |
| 6223932 | Crushable plastic bottle | — | 2001-05-01 |
| 5397021 | Crushable beverage can | — | 1995-03-14 |
| 5275643 | Fog water collecting device | — | 1994-01-04 |
| 4367941 | Apparatus for silver recovery during photographic processing | Kazushige Uenaka, Shinichi Kashiwagi, Toshiro Tahara, Kazuo Shirasu, Akira Abe +2 more | 1983-01-11 |
| 4343892 | Method and apparatus for silver recovery during photographic processing | Kazushige Uenaka, Shinichi Kashiwagi, Toshiro Tahara, Kazuo Shirasu, Akira Abe +2 more | 1982-08-10 |