Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8439677 | Maintenance apparatus for medical hand piece | Shigehiko Inoue, Makoto Kawakami, Hirofumi Jikuhara | 2013-05-14 |
| 5902108 | Air turbine handpiece | Shozo Nakayama, Haruo Ogawa, Hirofumi Jikuhara, Hajime Yokota | 1999-05-11 |
| 5591028 | Dental cutting tool holder | Setsuo Fujiki, Shozo Nakayama, Haruo Ogawa, Minoru Hayashida, Suezo Inoue +1 more | 1997-01-07 |