Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851395 | Nitrogen-containing polysaccharide | Saburo Ueno, Chikao Yoshikumi, Takayoshi Fujii, Toshihiko Wada, Eiichi Takahashi +1 more | 1989-07-25 |
| 4699787 | Nitrogen-containing polysaccharide | Saburo Ueno, Chikao Yoshikumi, Takayoshi Fujii, Toshihiko Wada, Eiichi Takahashi +1 more | 1987-10-13 |
| 4451457 | Cyclodextrin and method for promoting the proliferation of intestinal bifidobacteria | Chikao Yoshikumi, Katsuo Sakurai, Mayumi Nohara, Takao Ando, Isamu Motokawa | 1984-05-29 |
| 4268505 | Pharmaceutical composition comprising a nitrogen-containing polysaccharide and an antibiotic agent, and a method of treating an infectious disease therewith | Chikao Yoshikumi, Tetsuya Hotta | 1981-05-19 |
| 4229570 | Method of producing nitrogen-containing polysaccharides | Saburo Ueno, Chikao Yoshikumi, Fumio Hirose, Toshihiko Wada, Takayoshi Fujii +1 more | 1980-10-21 |
| 4202969 | Method of producing nitrogen-containing polysaccharides | Saburo Ueno, Chikao Yoshikumi, Fumio Hirose, Toshihiko Wada, Takayoshi Fujii +1 more | 1980-05-13 |