Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5725333 | Spiral end mill and method of manufacturing the same | Makoto Abe, Nobuo Yasuhira, Shuji Ueda, Kiyoji Aburaya, Seiji Nakatani +1 more | 1998-03-10 |
| 4880707 | Stick of composite materials and process for preparation thereof | Akio Hara | 1989-11-14 |