OK

Osamu Kurahashi

AC Ajinomoto Co.: 40 patents #8 of 2,190Top 1%
Overall (All Time): #73,911 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
8586334 Method for producing substance utilizing microorganism Yuta Nakai, Kazuo Nakanishi, Yoshio Kawahara, Hisao Ito 2013-11-19
8017362 Method for producing L-methionine by fermentation Yoshihiro Usuda 2011-09-13
7776566 Method for producing purine nucleoside by fermentation Hiroshi Matsui, Hisashi Kawasaki, Megumi Shimaoka, Yasuhiro Takenaka 2010-08-17
7611873 Method for producing L-methionine by fermentation Yoshihiro Usuda 2009-11-03
7608432 Method for producing purine nucleoside by fermentation Hiroshi Matsui, Hisashi Kawasaki, Megumi Shimaoka, Yasuhiro Takenaka 2009-10-27
7608437 Method of constructing amino acid producing bacterial strains, and method of preparing amino acids by fermentation with the constructed amino acid producing bacterial strains Yoko Asakura, Jun Nakamura, Sohei Kanno, Mikiko Suga, Eiichiro Kimura +4 more 2009-10-27
7601519 Method for producing purine nucleoside by fermentation Hiroshi Matsui, Hisashi Kawasaki, Megumi Shimaoka, Yasuhiro Takenaka 2009-10-13
7435560 Method for producing purine nucleoside by fermentation Hiroshi Matsui, Hisashi Kawasaki, Megumi Shimaoka, Yasuhiro Takenaka 2008-10-14
7419810 Arginine repressor deficient strain of coryneform bacterium and method for producing L-arginine Mikiko Suga, Yoko Asakura, Yukiko Mori, Hisao Ito 2008-09-02
7297521 Carbamoyl-phosphate synthetase gene of coryneform bacteria and method for producing L-arginine Yoko Kuwabara, Kenichi Hashiguchi, Tsuyoshi Nakamatsu, Yukiko Mori, Hisao Ito 2007-11-20
7262035 Method for producing L-glutamine by fermentation and L-glutamine producing bacterium Jun Nakamura, Hiroshi Izui, Kayo Moriguchi, Hiroki Kawashima, Tsuyoshi Nakamatsu 2007-08-28
7244569 Plasmid autonomously replicable in coryneform bacteria Yumi Matsuzaki, Eiichiro Kimura, Tsuyoshi Nakamatsu, Yoshio Kawahara, Shinichi Sugimoto 2007-07-17
7183403 Genes for heat resistant enzymes of amino acid biosynthetic pathway derived from thermophilic coryneform bacteria Seiko Hirano, Eiichiro Kimura, Tsuyoshi Osumi, Kazuhiko Matsui, Yoshio Kawahara +6 more 2007-02-27
7160705 Arginine repressor deficient strain of coryneform bacterium and method for producing L-arginine Mikiko Suga, Yoko Asakura, Yukiko Mori, Hisao Ito 2007-01-09
7125977 Genes for heat resistant enzymes of amino acid biosynthetic pathway derived from thermophilic coryneform bacteria Seiko Hirano, Eiichiro Kimura, Tsuyoshi Osumi, Kazuhiko Matsui, Yoshio Kawahara +6 more 2006-10-24
6995250 Thermophilic amino acid biosynthesis system enzyme gene of thermotolerant coryneform bacterium Seiko Hirano, Eiichiro Kimura, Tsuyoshi Osumi, Kazuhiko Matsui, Yoshio Kawahara +6 more 2006-02-07
6987008 Variant nucleoside-5′-phosphate producing enzyme Kohki Ishikawa, Ei-ichiro Suzuki, Keiko Gondoh, Nobuhisa Shimba, Yasuhiro Mihara +5 more 2006-01-17
6962805 Method of constructing amino acid producing bacterial strains, and method of preparing amino acids by fermentation with the constructed amino acid producing bacterial strains Yoko Asakura, Jun Nakamura, Sohei Kanno, Mikiko Suga, Eiichiro Kimura +4 more 2005-11-08
6908754 Carbamoyl-phosphate synthetase gene of coryneform bacteria and method for producing L-arginine Yoko Kuwabara, Kenichi Hashiguchi, Tsuyoshi Nakamatsu, Yukiko Mori, Hisao Ito 2005-06-21
6905819 Plasmid autonomously replicable in coryneform bacteria Yumi Matsuzaki, Eiichiro Kimura, Tsuyoshi Nakamatsu, Yoshio Kawahara, Shinichi Sugimoto 2005-06-14
6893852 Dna encoding sucrose pts enzyme II Masako Izui, Masakazu Sugimoto, Tsuyoshi Nakamatsu 2005-05-17
6881566 Carbamoyl-phosphate synthetase gene of coryneform bacteria and method for producing L-arginine Yoko Kuwabara, Kenichi Hashiguchi, Tsuyoshi Nakamatsu, Yukiko Mori, Hisao Ito 2005-04-19
6593117 GMP synthetase and gene coding for the same Hisashi Kawasaki, Yoshihiro Usuda, Yasuhiro Mihara 2003-07-15
6579699 Method for producing fermentative product and stress-resistant microorganism Yoshimi Kikuchi, Kenzo Yokozeki, Takashi Tanaka 2003-06-17
6338956 Stress-resistant microorganism and method of producing fermentative product Eiichiro Kimura, Yoshimi Kikuchi, Yoshio Kawahara, Shinya Goto, Tsuyoshi Nakamatsu 2002-01-15