Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634363 | Method of mechanical descaling and mechanical descaling equipment | Kozo Katsube, Mamoru Murahashi, Katsumasa Tanaka, Yasuhiro Oki | 1997-06-03 |
| 5016475 | Wiredrawing apparatus including an ultrasonic flaw detector | Kenji Aburatani | 1991-05-21 |