Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6523979 | Lighting device | Hiroshi Ishihata | 2003-02-25 |
| 6254464 | Hand scaler polishing unit and hand scaler polishing apparatus | — | 2001-07-03 |
| 5908295 | Dental handpiece with lighting means | — | 1999-06-01 |
| 5518398 | Dental handpiece having rotatable contact member | Eiichi Nakanishi, Yuichi Shibata | 1996-05-21 |
| 5407352 | Transparent dental tube unit | — | 1995-04-18 |
| 5380201 | Dental handpiece having cleaning unit | — | 1995-01-10 |
| 5286194 | Dental handpiece having turbine rotatable in reverse direction | Hiroshi Horiuchi | 1994-02-15 |
| 5244384 | Dental handpiece apparatus having heating unit | — | 1993-09-14 |