Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8641334 | Insert | Akira Kanaboshi, Kunihiro Endo | 2014-02-04 |
| 8388269 | Pin mirror cutter | Motoshi Shirai, Toshiyoshi Watanabe | 2013-03-05 |
| 7938599 | Pin mirror cutter, and throw-away tip mounted on the pin mirror cutter | Motoshi Shirai, Toshiyoshi Watanabe | 2011-05-10 |
| 7862266 | Cutting tool for machining a hole | Akira Kanaboshi, Kunihiro Endo | 2011-01-04 |
| 7306411 | Drill with groove width variation along the drill and double margin with a thinning section at the tip | Masayuki Mabuchi, Kazuya Yanagida, Katsuyuki Suzuki | 2007-12-11 |
| 7182556 | Drill and throwaway insert | Yasuhiko Kawade | 2007-02-27 |
| 7168893 | Throw-away tipped drill, throw-away tip, and drill main body | — | 2007-01-30 |
| 6874979 | Throw-away tip for use in drilling work and throw-away drilling tool | Yasuhiko Kawade | 2005-04-05 |
| 6068430 | Mounting mechanism for a pin mirror cutter | Yukihiro Saeki, Nobukazu Horiike | 2000-05-30 |
| 5839859 | Cutting tool mating surfaces having a V-shape cross-section | Hiroshi Shimomura | 1998-11-24 |