Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882162 | Artificial skin | Shokyu Gen, Shigeo Ohi, Yosuke Urabe, Hiroyuki Kawashima | 1989-11-21 |
| 4878907 | Synthetic vascular prosthesis | Masao Okada, Kazuhiko Sakai, Haruo Kimura | 1989-11-07 |
| 4874562 | Method of molding a polyvinyl alcohol contact lens | Suong-Hyu Hyon | 1989-10-17 |
| 4844067 | Sucrose fatty acid ester coated suture | Shokyu Gen, Tatsuya Kawai, Takashi Matsuda | 1989-07-04 |