Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12162083 | Cutter | Takayuki Hagiwara, Shigeru Ishimori, Hiroshi Hoki | 2024-12-10 |
| 8943933 | Cutting edge replacement type groove forming tool and end face groove forming method | Norio Aso, Yasuharu Imai, Shoichiro Watanabe, Kenji Ishizawa | 2015-02-03 |
| 8911185 | Detachable insert type cutting tool | Norio Aso, Shoichiro Watanabe, Yasuharu Imai, Kenji Ishizawa | 2014-12-16 |
| 8556549 | Cutting tool with detachable insert, head member and tool body of the same | Norio Aso, Yasuharu Imai | 2013-10-15 |
| 8425161 | Cutting tool with detachable insert, head member and tool body of the same | Norio Aso, Yasuharu Imai | 2013-04-23 |
| 8366355 | Cutting insert and cutting method | Norio Aso, Yasuharu Imai | 2013-02-05 |
| 8342066 | Cutting tool for machining inner surface of hole, and method for cutting the same | Shoichiro Watanabe, Norio Aso, Yasuharu Imai | 2013-01-01 |
| 8277150 | Detachable insert-type cutting tool | Shoichiro Watanabe, Norio Aso, Yasuharu Imai | 2012-10-02 |
| 7866924 | Clamping mechanism for cutting insert | Norio Aso, Yasuharu Imai | 2011-01-11 |
| 7780380 | Insert-indexable tool | Norio Aso, Shoichiro Watanabe, Yasuharu Imai, Kouichi Kageyama | 2010-08-24 |
| 7758286 | Insert-indexable tool | Norio Aso, Yasuharu Imai | 2010-07-20 |
| 7665933 | Cutting insert | Norio Aso, Yasuharu Imai | 2010-02-23 |
| 7572087 | Throwaway tip and throwaway-type cutting tool | Hiroshi Shimomura | 2009-08-11 |
| 7572086 | Throwaway tip and throwaway-type cutting tool | Hiroshi Shimomura | 2009-08-11 |
| 7384218 | Clamping mechanism for cutting insert | Norio Aso, Yasuharu Imai | 2008-06-10 |
| 7329072 | Clamping mechanism for cutting insert, and cutting insert | Norio Aso, Hiroaki Hayashizaki, Yasuharu Imai | 2008-02-12 |
| 6939090 | Throwaway tip and throwaway-type cutting tool | Hiroshi Shimomura | 2005-09-06 |
| 6935814 | Throwaway insert and throwaway cutting tool | Koichi Ikenaga, Hiroaki Hayashizaki | 2005-08-30 |
| 6733212 | Throwaway insert and throwaway cutting tool | Koichi Ikenaga, Hiroaki Hayashizaki | 2004-05-11 |
| 6339868 | Cutting tool and shrink fitting method for the same | Hiroshi Shimomura | 2002-01-22 |
| 6340274 | Interference fit type cutting tool | Hiroshi Shimomura | 2002-01-22 |
| 6312201 | Interference fit type cutting tool | Hiroshi Shimomura, Masayuki Okawa, Kazuya Yamazaki, Takamasa Shimano | 2001-11-06 |
| 6126365 | Boring tool | Masayuki Okawa, Kazuya Yamazaki, Yoichi Ishikawa | 2000-10-03 |