KO

Keiichi Ono

SC Sumitomo Chemical: 16 patents #231 of 4,033Top 6%
SL Sumitomo Pharmaceuticals Company Limited: 9 patents #8 of 327Top 3%
SE Seikagaku: 1 patents #133 of 253Top 55%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #165,961 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
5759991 Neurotrophic peptide derivatives Naoki Tohdoh, Shin-ichiro Tojo, Shin-ichi Kojima, Yasuyuki Ueki, Toshio Nishihara +4 more 1998-06-02
5342940 Polyethylene glycol derivatives, process for preparing the same Yoshiyuki Kai, Hiroo Maeda 1994-08-30
5214131 Polyethylene glycol derivatives, modified peptides and production thereof Akihiko Sano, Hiroo Maeda, Yoshiyuki Kai 1993-05-25
5183660 Polyethylene glycol derivatives, their modified peptides, methods for producing them and use of the modified peptides Yoshiharu Ikeda, Yoshiyuki Kai 1993-02-02
5093531 Polyethylene glycol substituted phenyl glyoxals Akihiko Sano, Hiroo Maeda, Yoshiyuki Kai 1992-03-03
5051444 Pyrrolidine derivatives as anti-amnesia agents Katsumi Tamoto, Renzo Ohuchi 1991-09-24
4880827 Pyrrolidine derivatives having inhibitory action for proline specific endopepidase Katsumi Tamoto, Renzo Ohuchi 1989-11-14
4849434 Novel thiazolidin-4-one derivatives and acid addition salts therof Masao Enomoto, Masami Muraoka, Atsuyuki Kojima, Toshio Atsumi, Yoshihiro Komuro +2 more 1989-07-18
4774319 Synthesis of a derivative of GRF and intermediate peptides Yoshiyuki Kai, Yoshiaki Takebayashi, Akihiko Sano, Kazushi Suwa 1988-09-27
4680307 Carbacyclin analogs Masami Muraoka, Toshio Nakamura, Akihiko Sugie, Michihiro Yamamoto 1987-07-14
4620036 Diphenylalkanoether and diphenylalkanone oximeether derivatives Hajime Kawakami, Junki Katsube 1986-10-28
4537989 Imino-bicyclo (3.3.0) octane derivatives Akihiko Sugie, Masami Muraoka, Michihiro Yamamoto 1985-08-27
4493846 Bicyclooctane derivatives Akihiko Sugie, Hajime Kawakami, Shunsuke Sami, Atsuyuki Kojima, Junki Katsube 1985-01-15
4482573 Diphenylalkanoether and diphenylalkanone oximeether derivatives Hajime Kawakami, Junki Katsube 1984-11-13
4459410 Diphenylalkanoether derivatives Hajime Kawakami, Junki Katsube 1984-07-10
4426394 Diphenylalkanoether and diphenylalkanone oximeether derivatives Hajime Kawakami, Junki Katsube 1984-01-17
4400393 Novel bicyclooctane compounds Shunsuke Sami, Akihiko Sugie, Hajime Kawakami, Atsuyuki Kojima, Junki Katsube 1983-08-23
4388469 Diphenylalkanoether and diphenylalkanone oximeether derivatives Hajime Kawakami, Junki Katsube 1983-06-14
4382936 Cerebral vasodilator eburnane derivatives Junki Katsube, Hajime Kawakami 1983-05-10
4366157 Novel polycyclic indole derivatives Hajime Kawakami, Junki Katsube 1982-12-28
4316028 Process for producing eburnane derivatives Junki Katsube, Hajime Kawakami 1982-02-16
4303663 Butyrophenone compounds Kikuo Sasajima, Masaru Nakao, Hisao Yamamoto 1981-12-01
4292432 Novel aldol derivatives and production thereof Akihiko Sugie, Hajime Kawakami, Junki Katsube 1981-09-29
4235914 Psychotropic .gamma.-(heterocyclic substituted) butyrophenones Kikuo Sasajima, Hisao Yamamoto 1980-11-25
4233307 Spiro-4'-piperidine compounds and their pharmaceutical compositions Kikuo Sasajima, Junki Katsube, Hisao Yamamoto 1980-11-11