TO

Takehiro Ogasa

KC Kyowa Hakko Kogyo Co.: 12 patents #72 of 943Top 8%
Overall (All Time): #427,921 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
6197998 Process for producing N-glycyltyrosine and its crystal structure Takashi Mimura, Eiichiro Imai, Takahiro Imai, Masaji Kasai 2001-03-06
5756823 Glutathione monoester sulfonate Sachiko Kato, Iwao Chujo, Masaji Kasai, Yukiteru Mimura 1998-05-26
5585488 Process for producing indolocarbazole derivatives Masahiko Kinugawa, Yoshiaki Masuda, Yukiteru Mimura, Chikara Murakata, Hiromitsu Saito +2 more 1996-12-17
5344938 Indole 3-carboxylic acid derivatives Masaji Kasai, Hitoshi Arai, Hiroshi Nishikawa, Masahiko Kinugawa, Shinji Tomioka 1994-09-06
4760060 3-heteroaralkylthio carbacephem compounds and antibacterial pharmaceutical composition Kenichi Mochida, Junichi Shimada, Tadahi Hirata, Kiyoshi Sato, Ryo Okachi 1988-07-26
4755596 Optically active carbacephems Tadashi Hirata, Yukio Hashimoto, Shigeru Kobayashi, Ikuo Matsukuma, Kazuo Kimura 1988-07-05
4663450 Optically active cephalosporin analogs Tadashi Hirata, Yukio Hashimoto, Shigeru Kobayashi, Akira Sato, Kiyoshi Sato +1 more 1987-05-05
4640919 3-substituted carbacepem compounds having antibacterial effect Kenichi Mochida, Junichi Shimada, Tadashi Hirata, Kiyoshi Sato, Ryo Okachi 1987-02-03
4332896 Process for producing cephalosporin analogs Yukio Hashimoto, Kazuo Kimura, Tadashi Hirata, Shigeru Kobayashi, Ikuo Matsukuma 1982-06-01
4316958 Process for producing optically active cephalosporin analogs Tadashi Hirata, Yukio Hashimoto, Shigeru Kobayashi, Ikuo Matsukuma, Kazuo Kimura 1982-02-23
4302540 Process of producing optically active cephalosporin analogs by enzyme selective deacylation Tadashi Hirata, Yukio Hashimoto, Shigeru Kobayashi, Akira Sato, Kiyoshi Sato +1 more 1981-11-24
4291164 Cephalosporin analogs and methods for production thereof Tadashi Hirata, Hiromitsu Saito, Nobuhiro Nakamizo 1981-09-22