Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6884151 | Method and apparatus for forming grooves on a workpiece and for dressing a grindstone used in the groove formation | Akio Sakai, Katsuyuki Yamamoto, Hiroyuki Ikeda, Masami Tanaka | 2005-04-26 |
| 6783428 | Method for forming grooves on workpiece and for dressing a grindstone used in the groove formation | Akio Sakai, Katsuyuki Yamamoto, Hiroyuki Ikeda, Masami Tanaka | 2004-08-31 |
| 6572442 | Method and apparatus for forming grooves on a workpiece and for dressing a grindstone used in the groove formation | Akio Sakai, Katsuyuki Yamamoto, Hiroyuki Ikeda, Masami Tanaka | 2003-06-03 |
| 6494807 | Trunnion for half-toroidal-type continuously variable transmission and method for working the same | Yuko Kamamura, Shoji Horike | 2002-12-17 |
| 6361410 | Grinding apparatus for forming grooves on a workpiece and a method for dressing a grindstone used in the apparatus | Akio Sakai, Katsuyuki Yamamoto, Hiroyuki Ikeda, Masami Tanaka | 2002-03-26 |