Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325084 | Friction stir welding attachment, friction stir welding head, and friction stir welding device | Hirohiko Matsuzaki, Toshinao Aoki | 2025-06-10 |
| 12285817 | Friction stir joining attachment, friction stir joining head, and friction stir joining apparatus | Hirohiko Matsuzaki, Toshinao Aoki | 2025-04-29 |
| 10099314 | Tool holder and machine tool | Masami Aihara, Atsushi Tada, Makoto Sawazaki | 2018-10-16 |
| 10016838 | Friction stir welding tool | Masami Aihara, Atsushi Tada, Makoto Sawazaki | 2018-07-10 |
| 8663077 | Bottom block, a block-transferring tool and a machine tool provided with the block-transferring tool | — | 2014-03-04 |
| 8414231 | Machining method, program, machining-program generating program and machining apparatus of press die | Takamasa Itoh, Yoshiaki Mikami, Norihiro Miyazawa, Hirofumi Shinohara | 2013-04-09 |
| 8200359 | Method for machining slide core hole | Takamasa Itoh, Tsuyoshi Fujita, Masaru Usui | 2012-06-12 |
| 8137038 | Machining method, program, machining-program generating program and machining apparatus of press die | Takamasa Itoh, Yoshiaki Mikami, Norihiro Miyazawa, Hirofumi Shinohara | 2012-03-20 |
| 8112173 | Position ensuring system for oblique machining in five-axis machine tool | Takamasa Itoh | 2012-02-07 |
| 8005566 | Method for machining slide core hole and measurement/correction system for use in machining of slide core hole | Takamasa Itoh, Tsuyoshi Fujita, Masaru Usui | 2011-08-23 |
| 7941240 | Position ensuring system for oblique machining in five-axis machine tool | Takamasa Itoh | 2011-05-10 |
| 7771145 | Method and apparatus for machining deep hole | Takamasa Itoh | 2010-08-10 |
| D577284 | Fastener for automobile parts | — | 2008-09-23 |
| D570202 | Fastener for automobile parts | — | 2008-06-03 |
| D567640 | Fastener for automobile parts | — | 2008-04-29 |
| 7131797 | Tool holder | Yoshiaki Kai, Katsuhito Endo, Yutaka Asanome | 2006-11-07 |
| 6859680 | Numerical controlling unit having tool-breakage detecting function | Jun Fujita, Ichiro Matsumoto | 2005-02-22 |
| 6825630 | Machine tool, tool, and tool holder | Yasunori Kato, Takazumi Watanabe, Makoto Sagara | 2004-11-30 |
| 6669243 | Side lock assembly for storage bin | Noboru Niikura | 2003-12-30 |
| 6601484 | Method and tool for cutting inside corner | Takamasa Ito, Nobuyuki Endo, Makoto Sagara | 2003-08-05 |
| 6578832 | Air damper used in glove box of automobile | — | 2003-06-17 |
| 6556879 | Numerical controlling unit using machining information | Ichiro Matsumoto, Jun Fujita | 2003-04-29 |
| 6190098 | Numerical control system of machine tool | Jun Fujita | 2001-02-20 |
| 5564466 | Negative pressure cut valve | Taiki Aoyama, Harumitsu Sugiyama, Shinichi Matsuo, Nobuhiro Hirata | 1996-10-15 |