Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6582405 | Electrically-driven dental injector | Fumio Tanaka, Mutsumi Shibuya, Ikuo Kitagawa, Renji Hayashi, Yoshinori Katoh | 2003-06-24 |
| 6572589 | Barrel mounting device in cartridge-type dental injection device | Fumio Tanaka | 2003-06-03 |
| D449693 | Dental motor injector | Mutsumi Shibuya, Kayoko Kawagishi, Fumio Tanaka | 2001-10-23 |