Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849358 | Method for culturing bordetella pertussis, a pertussis toxoid and a pertussis vaccine | Masashi Chazono, Takeo Konobe, Juichiro Osame, Keisuke Takaku | 1989-07-18 |
| 4810492 | Flavivirus antigen | Hiroyuki Fujita, Mitsuo Takagi, Sadao Manabe, Konosuke Fukai | 1989-03-07 |