HY

Hisao Yamamoto

SC Sumitomo Chemical: 16 patents #231 of 4,033Top 6%
TY Takemoto Yushi: 7 patents #8 of 157Top 6%
FU Fujifilm: 4 patents #1,747 of 4,519Top 40%
Bridgestone: 3 patents #795 of 2,860Top 30%
AC Asahi Glass Co.: 3 patents #625 of 2,251Top 30%
KC Kao Soap Co.: 2 patents #42 of 203Top 25%
TC Tokai Carbon Co.: 1 patents #38 of 112Top 35%
TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
DI Daicel Chemical Industries: 1 patents #476 of 893Top 55%
NC Nippon Oil & Fats Co.: 1 patents #173 of 409Top 45%
NT NTT: 1 patents #2,911 of 4,871Top 60%
SL Sapporo Breweries Limited: 1 patents #65 of 200Top 35%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #86,923 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
4318925 4-Homoisotwistane derivatives Toshio Atsumi, Yoshiaki Takebayashi, Masaru Fukui 1982-03-09
4303663 Butyrophenone compounds Kikuo Sasajima, Keiichi Ono, Masaru Nakao 1981-12-01
4260774 5-Carbamoyl imidazoles Toshio Atsumi, Yoshiaki Takebayashi, Yuzo Tarumi 1981-04-07
4247554 Method for the prevention of gastro-intestinal ulcer caused by a non-steroidal anti-inflammatory agent Toshiaki Komatsu, Hiroshi Awata 1981-01-27
4241070 Analgesic benzomorphan derivatives Junki Katsube, Hiroyuki Mizote, Shuichi Harada 1980-12-23
4235914 Psychotropic .gamma.-(heterocyclic substituted) butyrophenones Kikuo Sasajima, Keiichi Ono 1980-11-25
4233307 Spiro-4'-piperidine compounds and their pharmaceutical compositions Keiichi Ono, Kikuo Sasajima, Junki Katsube 1980-11-11
4230725 Antiviral agent Masaru Fukui, Shigeo Ogino 1980-10-28
4224344 Organic tricyclic compounds Makoto Sunagawa, Hiromi Sato, Junki Katsube 1980-09-23
4217349 Benzisoxazole derivatives Junki Katsube, Tsuyoshi Kobayashi, Katsumi Tamoto, Yoshiaki Takebayashi, Kikuo Sasajima +1 more 1980-08-12
4202895 1-Polyhaloalkyl-2(1H)-quinazolinone derivatives Shigeho Inaba, Michihiro Yamamoto, Kikuo Ishizumi, Kazuo Mori 1980-05-13
4202974 Process for preparing 3,4-dihydro-2(1H)-quinazolinone derivatives Michihiro Yamamoto, Shigenari Katayama, Masao Koshiba 1980-05-13
4183932 Fused quinazolinones and preparation thereof Michihiro Yamamoto, Masao Koshiba 1980-01-15