Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7699256 | Spool, spool unit, and spool unit production method | Katsuhiko Ishikawa | 2010-04-20 |
| 7543772 | Fishing line spool | — | 2009-06-09 |
| 7314193 | Spool | — | 2008-01-01 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7699256 | Spool, spool unit, and spool unit production method | Katsuhiko Ishikawa | 2010-04-20 |
| 7543772 | Fishing line spool | — | 2009-06-09 |
| 7314193 | Spool | — | 2008-01-01 |