Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5474923 | Method for the biological preparation of hydroxyvitamin D compounds | Koji Takeda, Kiyoshi Kimura, Rokuro Okamoto, Joji Sasaki, Takashi Adachi +1 more | 1995-12-12 |
| 5322937 | Genes encoding a 3-acylation enzyme for macrolide antibiotics | Akira Arisawa, Naoto Kawamura, Ikuo Kojima, Hiroshi Tone, Rokuro Okamoto | 1994-06-21 |
| 5240849 | "DNA coding for enzyme capable of acylating the 4""-position of macrolide antibiotic" | Akira Arisawa, Naoto Kawamura, Ikuo Kojima, Yasushi Okumura, Hiroshi Tone +1 more | 1993-08-31 |
| 5055259 | Bloodless blood typing training kit | Tsutomu Inoue, Naoto Kawamura, Hiroshi Tone, Rokuro Okamoto | 1991-10-08 |
| 4536397 | Antibiotics, neoviridogriseins, and their method of production | Yasushi Okumura, Yasuo Fugakawa, Tomoyuki Ishikura, Kageaki Kouno, Joseph Lein | 1985-08-20 |
| 4456592 | Antibiotics, neoviridogriseins, and their method of production | Yasushi Okumura, Yasuo Fugakawa, Tomoyuki Ishikura, Kageaki Kouno, Joseph Lein | 1984-06-26 |
| 4368203 | Antibiotics and derivatives thereof having .beta.-lactamase inhibitory activity and production thereof | Shoji Hirata, Yasushi Okumura, Yasuo Fukagawa, Yasutaka Shimauchi, Tomoyuki Ishikura +2 more | 1983-01-11 |
| 4355112 | Streptomyces culture | Yasushi Okumura, Yasuo Fugakawa, Tomoyuki Ishikura, Kageaki Kouno, Joseph Lein | 1982-10-19 |
| 4318916 | Antibiotic PS-5 and derivatives having .beta.-lactamase inhibitory activity and production thereof | Shoji Hirata, Yasushi Okumura, Yasuo Fukagawa, Yasutaka Shimauchi, Tomoyuki Ishikura +2 more | 1982-03-09 |