| 8414231 |
Machining method, program, machining-program generating program and machining apparatus of press die |
Kouichi Katoh, Yoshiaki Mikami, Norihiro Miyazawa, Hirofumi Shinohara |
2013-04-09 |
| 8200359 |
Method for machining slide core hole |
Kouichi Katoh, Tsuyoshi Fujita, Masaru Usui |
2012-06-12 |
| 8137038 |
Machining method, program, machining-program generating program and machining apparatus of press die |
Kouichi Katoh, Yoshiaki Mikami, Norihiro Miyazawa, Hirofumi Shinohara |
2012-03-20 |
| 8112173 |
Position ensuring system for oblique machining in five-axis machine tool |
Kouichi Katoh |
2012-02-07 |
| 8005566 |
Method for machining slide core hole and measurement/correction system for use in machining of slide core hole |
Kouichi Katoh, Tsuyoshi Fujita, Masaru Usui |
2011-08-23 |
| 7941240 |
Position ensuring system for oblique machining in five-axis machine tool |
Kouichi Katoh |
2011-05-10 |
| 7771145 |
Method and apparatus for machining deep hole |
Kouichi Katoh |
2010-08-10 |