Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4355112 | Streptomyces culture | Yasushi Okumura, Kazuhiko Okamura, Yasuo Fugakawa, Kageaki Kouno, Joseph Lein | 1982-10-19 |
| 4337199 | Antibiotic .beta.-lactam compounds, production thereof, and their use as antimicrobial agent | Takeo Yoshioka, Kenichi Yamamoto, Kaoru Yamada, Yasuyuki Kato, Yasutaka Shimauchi | 1982-06-29 |
| 4318916 | Antibiotic PS-5 and derivatives having .beta.-lactamase inhibitory activity and production thereof | Kazuhiko Okamura, Shoji Hirata, Yasushi Okumura, Yasuo Fukagawa, Yasutaka Shimauchi +2 more | 1982-03-09 |