Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5426042 | Klebsella oxytoca ferm BP-I/3616 and immobilization thereof with a gelating agent in pores of a membrane | Shigeru Maeda, Akira Ohki, Takeshi Sato, Naho Kato, Hirofumi Akano +4 more | 1995-06-20 |
| 5356792 | Biochemical oxygen demand analyzer and methods of analysis using Klebsiella microorganisms | Shigeru Maeda, Akira Ohki, Takeshi Sato, Naho Kato, Hirofumi Akano +4 more | 1994-10-18 |
| 4708944 | Protease adsorbent and process for purifying TPA utilizing the same | Tetsuya Someno, Kazuo Kato, Shinichi Ishii, Tomio Takeuchi, Hamao Umezawa | 1987-11-24 |
| RE30413 | Bleomycinic acid and process for preparing thereof | Hamao Umezawa, Tadashi Shirai, Akio Fujii | 1980-10-07 |