Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5012066 | Method of and apparatus for manufacturing eyeless suture needle | Tadashi Otsuka | 1991-04-30 |
| 5001323 | Method and apparatus for manufacturing surgical needle | Masamitsu Matsutani, Tadashi Otsuka, Yoshimasa Tochimura | 1991-03-19 |
| 4976727 | Surgical needle | Masamitsu Matsutani, Tadashi Otsuka, Yoshimasa Tochimura | 1990-12-11 |
| 4955898 | Surgical staple | Masatoshi Fukuda | 1990-09-11 |
| 4935029 | Surgical needle | Masamitsu Matsutani, Tadashi Otsuka, Yoshimasa Tochimura | 1990-06-19 |
| 4910377 | System for creating holes in surgical needle materials | Tadashi Otsuka | 1990-03-20 |
| 4869788 | Dental diamond bar and manufacturing method thereof | Satoshi Tezuka | 1989-09-26 |
| 4799311 | Apparatus for attaching suture to surgical needle | — | 1989-01-24 |
| 4722384 | Method of and apparatus for attaching suture to operating needle | — | 1988-02-02 |
| 4700043 | Method of forming bore in eyeless operating needle | — | 1987-10-13 |
| 4611509 | Method of manufacturing a dental root canal cutting tool and apparatus therefor | — | 1986-09-16 |
| 4604884 | Twisting apparatus of root canal reamer or file material and method for manufacturing root canal reamer or file | — | 1986-08-12 |
| 4501312 | Method for forming a hole of eyeless suture needle | — | 1985-02-26 |
| 4306443 | Crimping apparatus | — | 1981-12-22 |