Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693320 | (Meth)acryloyloxy substituted acetylsalicylates and polymers thereof | Masamune SAKAI, Hiroyuki Ikeda, Yutaka Tamura | 1997-12-02 |
| 5549664 | Artificial blood vessel | Yoshimi Hirata, Masahiro Moriwaki, Kanetake Oura | 1996-08-27 |
| 5202805 | Rotary magnetic head apparatus | Kazuhiko Sato, Masami Kimura, Takayoshi Yoshida | 1993-04-13 |
| 4995799 | Optical disc manufacturing apparatus | Ryutaro Hayashi | 1991-02-26 |
| 4986832 | Artificial blood vessel and process for preparing it | Yoshimi Hirata, Masahiro Moriwaki | 1991-01-22 |
| 4957508 | Medical tubes | Yoshimi Hirata, Masahiro Moriwaki | 1990-09-18 |
| 4822352 | Medical tubes with porous textured walls | Yasushi Joh | 1989-04-18 |
| 4604412 | Stable polymer emulsion composition capable of giving a thromboresistant surface, and process for production thereof | Yasushi Joh, Toshio Nagase | 1986-08-05 |
| 4508535 | Cannula | Yasushi Joh, Toshio Nagase | 1985-04-02 |
| 4385017 | Method of manufacturing hollow fiber | Yasushi Joh, Masahiro Yamazaki, Shigehiko Oikawa, Yoshihiro Makuta, Chizuko Hayashi | 1983-05-24 |
| 4342711 | Method of manufacturing hollow fiber | Yasushi Joh, Masahiro Yamazaki, Shigehiko Oikawa, Yoshihiro Makuta, Chizuko Hayashi | 1982-08-03 |
| 4284594 | Method of manufacturing hollow fiber | Yasushi Joh, Akihiko Niina, Toshio Sano, Noriyuki Ichige, Koji Ichikawa +2 more | 1981-08-18 |
| 4237013 | Hollow fiber permeability apparatus | Masahiro Yamazaki, Yoshihiro Makuta, Yasushi Joh | 1980-12-02 |