Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4993454 | Piping branch structure | Yasuhiro Masuhara, Osamu Yokomizo, Shinichi Kashiwai, Iwao Yokoyama | 1991-02-19 |
| 4778689 | Process for producing packaged fish or meat paste products | Takeshi Toyota, Hiroshi Kasai | 1988-10-18 |
| 4734249 | Nuclear reactor start-up method | Motoaki Utamura, Yasuhiro Masuhara, Atsuo Yamanouchi, Masanori Naitoh | 1988-03-29 |