Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9930873 | Fishline guide | Masaru Akiba, Eiji Sugaya, Atsushi Saitou, Hiroyuki Mori, Tomoyoshi Turufuji +1 more | 2018-04-03 |
| 8813415 | Fishing line guide and method of manufacturing fishing line guide | Masaru Akiba, Masayuki Watanabe, Eiji Sugaya | 2014-08-26 |
| 8387302 | Fishline guide | Masaru Akiba, Eiji Sugaya, Atushi Saitou, Hiroyuki Mori, Tomoyoshi Turufuji +1 more | 2013-03-05 |