Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12231038 | Power conversion device | — | 2025-02-18 |
| 11736021 | Power conversion device with noise reduction | — | 2023-08-22 |
| 10633483 | Foaming thermoplastic polyurethane resin, producing method thereof, and molded article | Daisuke Hasegawa, Masakazu KAGEOKA, Masumi Saruwatari, Satoshi Yamasaki | 2020-04-28 |
| 10381178 | Mount for a switching device operation knob | Yusuke Kumakiri | 2019-08-13 |
| 9434009 | Drill and boring device using same | Masakazu Kakimoto | 2016-09-06 |
| 8753049 | Cutting tool | Jiro Osawa, Norihiro Masuda | 2014-06-17 |
| 8382404 | Drill | Norihiro Masuda | 2013-02-26 |
| 8257144 | Neck portion grinding apparatus and grinding device employed in the neck portion grinding apparatus | Hirotsugu Takahama, Masakazu Nakamura, Yasuo Hamatake, Jiro Osawa, Tamotsu Nagai | 2012-09-04 |
| 7699565 | Radius endmill | — | 2010-04-20 |
| 7618219 | Ball endmill | Jiro Osawa, Yasuo Hamatake | 2009-11-17 |
| 7478977 | Ball endmill | Jiro Osawa, Yasuo Hamatake | 2009-01-20 |
| 7025639 | Press-fit pin for insert mold | Satoshi Sugimoto, Koji Hishikawa, Fusatomo Miyake, Takahiro Oshima | 2006-04-11 |