Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891599 | Take-up reel for metallic filament | Kazuhiro Kishimoto | 2011-02-22 |
| 5931408 | Metal wire winding reel with easy wire engagement and release | Isao Ishii, Kenji Sanda | 1999-08-03 |