Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6170192 | Leader for fly fishing | Seiichi Ohira, Toshiya Mizuno | 2001-01-09 |
| 5845430 | Leader for fly fishing and process for producing the same | Sueo Watanabe, Toshiya Mizuno, Seiichi Ohira, Takuo Sekita | 1998-12-08 |