KW

Keitaro Watanabe

CC Cosmo Oil Co.: 3 patents #49 of 229Top 25%
CI Cosmo Research Institute: 3 patents #12 of 93Top 15%
OU Osaka City University: 1 patents #33 of 71Top 50%
SC Sbi Pharmaceuticals Co.: 1 patents #23 of 80Top 30%
Overall (All Time): #1,193,483 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9603928 Medicinal composition for promoting synthesis of protoporphyrin IX Masahiro Ishizuka, Urara Oto, Atsuko Kamiya, Kiwamu Takahashi, Tohru Tanaka +2 more 2017-03-28
6342377 Microorganisms producing 5-aminolevulinic acid and processes for producing 5-aminolevulinic acid by using the same Seiji Nishikawa, Tohru Tanaka, Tomomi Kaminaga, Kikuo Watanabe, Nobuya Miyachi +1 more 2002-01-29
5763235 5-aminolevulinic acid producing microorganism and process for producing 5-aminolevulinic acid Seiji Nishikawa, Tohru Tanaka, Yasushi Hotta 1998-06-09
5733770 5-aminolevulinic acid producing microorganism and process for producing 5-aminolevulinic acid Seiji Nishikawa, Tohru Tanaka, Yasushi Hotta 1998-03-31