Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398447 | Tungsten wire, saw wire, and tungsten wire for screen printing | Tomohiro KANAZAWA, Naoki KOHYAMA, Kenshi TSUJI, Yoshihiro Iguchi, Tetsuya NAKAAZE | 2025-08-26 |
| 11761065 | Tungsten wire and tungsten product | Tomohiro KANAZAWA, Naoki KOHYAMA, Yoshihiro Iguchi | 2023-09-19 |