Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6225130 | Method of separating serum from whole blood | Masao Kitajima, Akemi Higo | 2001-05-01 |
| 6217540 | Blood filter cartridge | Kenichiro Yazawa, Keiichi Ishizaki, Takeshi Igarashi, Masao Kitajima, Takaki Arai +2 more | 2001-04-17 |
| 6170671 | Blood filter unit | Masao Kitajima, Kenichiro Yazawa, Fumio Sugaya, Akemi Higo, Kiyotaka Fujiwara | 2001-01-09 |
| 5979669 | Blood filter unit | Masao Kitajima, Kenichiro Yazawa, Fumio Sugaya, Akemi Higo, Kiyotaka Fujiwara | 1999-11-09 |
| 5653942 | Chemical analysis element cartridge | Kaoru Terashima | 1997-08-05 |
| 5569287 | Means for collecting and spotting small amount of blood | Hikaru Tsuruta, Teruaki Koizumi, Masao Kitajima | 1996-10-29 |
| 5538688 | Cartridge for storing dry analytical film chips | Yasushi Fujisaki, Hikaru Tsuruta, Osamu Seshimoto, Yoshihiko Abe | 1996-07-23 |
| 5536472 | Chemical analysis element cartridge | Kaoru Terashima, Yoshihiro Seto, Seiichi Watanabe, Yoshihiko Abe | 1996-07-16 |
| 4861411 | Method of producing gel sheet for electrophoresis | — | 1989-08-29 |