RK

Ryoichi Katsumata

KC Kyowa Hakko Kogyo Co.: 7 patents #2 of 147Top 2%
Overall (1997): #1,484 of 185,788Top 1%
7
Patents 1997

Issued Patents 1997

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5700661 Gene expression regulatory DNA Yutaka Takano 1997-12-23
5643769 Process for producing an optically active .gamma.-hydroxy-L-glutamic acid Shinichi Hashimoto 1997-07-01
5624828 Process for producing L-tryptophan in serine auxotrophic microorganisms belonging to the genus corynebacterium or brevabacterium Masato Ikeda, Keiko Nakanishi, Yuko Sasao 1997-04-29
5607848 Process for producing optically active 4-hydroxy-2-ketoglutaric acid using microorganisms Shinichi Hashimoto, Keiko Ochiai 1997-03-04
5605818 Process for producing L-tryptophan, L-tyrosine or L-phenylalanine Masato Ikeda 1997-02-25
5595894 Process for stably maintaining recombinant plasmids in serine auxotrophic microorganisms belonging to the genus Corynebacterium or Brevibacterium Masato Ikeda, Keiko Nakanishi, Yuko Sasao 1997-01-21
5595906 Corynebacterium strain for producing L-tryptophan decreased in phosphoenolpyruvate carboxylase activity Kuniki Kino 1997-01-21