Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6261166 | Wire cleaning apparatus | Keiichiro Asakawa, Hiroshi Oishi, Junichi Matsuzaki, Shinnji Shibaoka | 2001-07-17 |
| 6178961 | Wire saw control method and wire saw | Shinji Nagatsuka, Hiroshi Kawarai, Hiroshi Oishi, Keiichiro Asakawa, Junichi Matsuzaki | 2001-01-30 |
| 5896851 | Wire saw | Shozo Katamachi | 1999-04-27 |