Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4767787 | Sheet-shape adhesive preparation | Shinsuke Yamashita | 1988-08-30 |
| 4594240 | Sheet-shape adhesive preparation | Shinsuke Yamashita | 1986-06-10 |
| 4565526 | Orthodontic appliance | Takashi Kobayashi, Katsuyuki Nakagawa | 1986-01-21 |
| 4296094 | Dental cleaning composition and method | Yoshio Matsushima, Teruhiko Kumura, Isamu Kawamura | 1981-10-20 |