KK

Koshi Koseki

YC Yuki Gosei Kogyo Co.: 2 patents #16 of 36Top 45%
JT Japan Tabacco: 1 patents #5 of 29Top 20%
Overall (All Time): #357,883 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
5468881 Method of producing cis-whiskey lactone Takashi Ebata, Katsuya Matsumoto, Hiroshi Kawakami, Hajime Matsushita, Hajime Yoshikoshi +1 more 1995-11-21
5451689 Method of preparing epoxide Katsuya Matsumoto, Takashi Ebata, Koji Okano, Hiroshi Kawakami, Hajime Matsushita 1995-09-19
5416204 Method for preparing 2'-3'-dideoxy-.beta.-nucleosides using 2,2-dideoxy-di(organothio)-pentofuranose intermediates Hiroshi Kawakami, Katsuya Matsumoto, Takashi Ebata, Hajime Matsushita, Kazuo Itoh +1 more 1995-05-16
5412111 Method of preparing (3R,4R)-3-hydroxy-4-hydroxymethyl-4-butanolide Katsuya Matsumoto, Takashi Ebata, Koji Okano, Hiroshi Kawakami, Hajime Matsushita 1995-05-02
5391769 Method of preparing 3-DPA-lactone Katsuya Matsumoto, Takashi Ebata, Hiroshi Kawakami, Hajime Matsushita 1995-02-21
5374744 Method for manufacturing 4-substituted-Y-lactone and novel substance Hiroshi Kawakami, Takashi Ebata, Hajime Matsushita, Mikio Ono 1994-12-20
5322955 Method of manufacturing 3-DPA-lactone Katsuya Matsumoto, Takashi Ebata, Hiroshi Kawakami, Hajime Matsushita 1994-06-21
5319108 Method for producing (R,Z)-5-tetradecen-4-olide Takashi Ebata, Hiroshi Kawakami, Hajime Matsushita, Mikio Ono 1994-06-07
5284973 Method of preparing an acid additional salt of delta-aminolevulinic acid Takashi Ebata, Hiroshi Kawakami, Katsuya Matsumoto, Hajime Matsushita 1994-02-08
5216177 Method of preparing trans-3,4-disubstituted-.gamma.-lactones Takashi Ebata, Hajime Matsushita, Hiroshi Kawakami 1993-06-01
5112994 Method of producing (S)-4-hydroxymethyl-.gamma.-lactone Takashi Ebata, Hiroshi Kawakami, Hajime Matsushita, Kazuo Itoh, Yoshitake Naoi 1992-05-12
4994585 Method of preparing (S)-.gamma.-hydroxymethyl-.alpha., .beta.-butenolide Takashi Ebata, Hiroshi Kawakami, Hajime Matsushita, Kazuo Itoh, Yoshitake Naoi 1991-02-19
4980485 Method of manufacturing optically-active periplanone-b Kenji Mori, Takeshi Kitahara 1990-12-25
4946999 Novel intermediates for synthesis of trichostatic acid or trichostatin A, and processes for preparing trichostatic acid and trichostatin A Kenji Mori 1990-08-07