Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11076585 | Fishing line guide having high-hardness surface layer and fishing rod provided with said fishing line guide | Masayuki Watanabe, Yasuhiro Tsukamoto | 2021-08-03 |
| 10897884 | Fishing line guide, fishing rod having the fishing line guide, and guide ring for use in the fishing line guide | Masayuki Watanabe | 2021-01-26 |
| 10888074 | Fishing line guide and fishing rod with the same | Masayuki Watanabe, Norio Nasu | 2021-01-12 |