GS

Gohfu Suzukamo

SC Sumitomo Chemical: 72 patents #3 of 4,033Top 1%
SC Sumika Fine Chemicals Co.: 3 patents #21 of 59Top 40%
SE Sumitomo Electric: 1 patents #1 of 33Top 4%
📍 Ibaraki, JP: #31 of 6,779 inventorsTop 1%
Overall (All Time): #26,587 of 4,157,543Top 1%
74
Patents All Time

Issued Patents All Time

Showing 51–74 of 74 patents

Patent #TitleCo-InventorsDate
4820864 Method for racemization of optically active chrysanthemic acid or its ester Yoji Sakito, Masami Fukao 1989-04-11
4812264 Method for racemization of optically active chrysanthemic acid derivatives Masami Fukao, Yoji Sakito 1989-03-14
4788323 Method for racemization of optically active chrysanthemic acid or its ester Yoji Sakito, Masami Fukao, Koji Hagiya 1988-11-29
4786626 Solid base Masami Fukao, Masao Minobe, Akemi Sakamoto 1988-11-22
4767882 Tetrahydronaphthalene derivatives and their production Yoji Sakito 1988-08-30
4760149 Asymmetrically modified boron hydride type compound, a production method thereof, and a method for producing an optically active alcohol derivative by the use thereof Yukio Yoneyoshi, Kazuhiko Hamada, Toshio Nishioka 1988-07-26
4749809 Optically active borane complex and a method for producing an optically active alcohol derivative by the use thereof Yukio Yoneyoshi, Kazuhiko Hamada, Toshio Nishioka 1988-06-07
4727204 Process for preparing 5-ethylidene-2-norbornene with high quality Masami Fukao, Fujio Masuko, Masahiro Usui, Kazuo Kimura 1988-02-23
4723035 Method for racemization of chrysanthemic acid or its ester Masami Fukao 1988-02-02
4720601 Process for preparing 5-ethylidene-2-norbornene Masami Fukao 1988-01-19
4711873 Process for preparing solid base catalyst Masami Fukao, Masao Minobe, Akemi Sakamoto 1987-12-08
4659864 Method for racemization of chrysanthemic acid or its ester Masami Fukao 1987-04-21
4644080 Method for racemization of chrysanthemic acid or its ester Masami Fukao 1987-02-17
4584410 Process for the preparation of hydroxybenzaldehydes Kazuhiko Hamada, Fujio Masuko, Makoto Nakamura 1986-04-22
4563356 Lactic acid fermentation products of sunflower seed milk Koichi Fujisawa, Akiko Yokoyama 1986-01-07
4547586 Preparation of 2-isopropenyl-or 2-isopropylidenyl-3-hexenoates from chrysanthemic acid esters Mitsuhisa Tamura, Masami Fukao 1985-10-15
4542235 Method for producing an optically active 2,2-dimethylcyclopropanecarboxylic acid Masayoshi Minai, Tadashi Katsura, Kazuhiko Hamada 1985-09-17
4487956 Menthyl 2,2-dimethylcyclopropanecarboxylate and resolution of the same Yoji Sakito 1984-12-11
4485257 Process for preparing racemized cyclopropanecarboxylic acids or their derivatives Masami Fukao 1984-11-27
4473703 Method of epimerization of alkyl chrysanthemate Masami Fukao 1984-09-25
4469894 Process for preparation of hydroxybenzaldehydes Kazuhiko Hamada 1984-09-04
4463188 Method for racemization of optically active 2,2-dimethylcyclopropane-1-carboxylic acid Masami Fukao, Yukio Yoneyoshi 1984-07-31
4438286 Substituted esters and alcohols Mitsuhisa Tamura, Masami Fukao 1984-03-20
4424390 Process for producing 5-halomethylfurfural Kazuhiko Hamada, Hiroshi Yoshihara 1984-01-03