SN

Seiji Nishikawa

CC Cosmo Oil Co.: 9 patents #11 of 229Top 5%
CI Cosmo Research Institute: 7 patents #3 of 93Top 4%
Overall (All Time): #578,394 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8471061 5-aminolevulinic acid salt, process for producing the same and use thereof Naohisa Tachiya, Mai Higo, Tohru Tanaka, Masahiro Ishizuka, Hideki Okada 2013-06-25
8173839 5-aminolevulinic acid salt, process for producing the same and use thereof Naohisa Tachiya, Mai Higo, Tohru Tanaka, Masahiro Ishizuka, Hideki Okada 2012-05-08
6716609 Polypeptides having &agr;-hydroxy-&ggr;-carboxymuconic acid-&egr;-semialdehyde dehydrogenase activity Eiji Masai, Masao Fukuda, Yoshihiro Katayama, Yasushi Hotta 2004-04-06
6342377 Microorganisms producing 5-aminolevulinic acid and processes for producing 5-aminolevulinic acid by using the same Tohru Tanaka, Tomomi Kaminaga, Kikuo Watanabe, Nobuya Miyachi, Keitaro Watanabe +1 more 2002-01-29
6340739 Polyamide and process for producing the same Kiyotaka Shigehara, Yoshihiro Katayama, Yasushi Hotta 2002-01-22
6340579 Gene encoding an alpha-hydroxy-gamma-carboxymuconic acid-epsilon-semialdehyde dehydrogenase Eiji Masai, Masao Fukuda, Yoshihiro Katayama, Yasushi Hotta 2002-01-22
6303745 Polyester and process for producing the same Kiyotaka Shigehara, Yoshihiro Katayama, Yasushi Hotta 2001-10-16
5763235 5-aminolevulinic acid producing microorganism and process for producing 5-aminolevulinic acid Keitaro Watanabe, Tohru Tanaka, Yasushi Hotta 1998-06-09
5733770 5-aminolevulinic acid producing microorganism and process for producing 5-aminolevulinic acid Keitaro Watanabe, Tohru Tanaka, Yasushi Hotta 1998-03-31