KS

Kazuya Sakai

MI Mitsui Toatsu Chemicals, Incorporated: 7 patents #179 of 1,543Top 15%
MC Mitsui Chemicals: 3 patents #648 of 2,279Top 30%
ME Mercian: 1 patents #54 of 110Top 50%
📍 Mobara, JP: #108 of 731 inventorsTop 15%
Overall (All Time): #471,563 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
6831083 Pyrazoline derivative or tetrahydropyridazine derivative and medicinal use thereof Junya Fujiwara, Kenji Kibayashi, Fumiki Shimada, Yoshio Shiga, Shiro Takagi 2004-12-14
6670447 Amino acid N-carboxyanhydrides with acyl substituents on nitrogen atoms thereof Hidetoshi Tsunoda, Michiru Sekiguchi, Hajime Iizuka 2003-12-30
6030951 Chrysomycin derivative compounds and use as antitumor agents Takashi Nakashima, Tadashi Fujii, Tomohiro Sameshima, Hiroyuki Kumagai, Takeo Yoshioka 2000-02-29
5969138 Pyrrolidinone derivatives Naruyoshi Mita, Hiroshi Nagase, Hajime Iizuka, Takahisa Oguchi, Kazutoshi Horikomi +2 more 1999-10-19
5602160 Aminoketone derivatives and use thereof Hideki Tanada, Seitaro Kajiya, Norio Ohto, Kazutoshi Horikomi, Akira Matsubara +2 more 1997-02-11
5498619 Aminoketone derivative and use thereof Hideki Tanada, Seitaro Kajiya, Norio Ohto, Kazutoshi Horikomi, Akira Matsubara +2 more 1996-03-12
5338857 Aminoketone derivatives of 1,2-oxazole and use thereof Norio Ohto, Kazutoshi Horikomi, Akira Matsubara, Hideki Tanada, Seitaro Kajiya +2 more 1994-08-16
5194606 Preparation process of aminoketones Akira Matsubara, Hideki Tanada, Hironori Komatsu 1993-03-16
5112841 Imidazole derivatives and antiepileptics comprising said imidazole derivatives as effective ingredients Akira Matsubara, Hideki Tanada, Akira Mizuchi, Kazutoshi Horikomi, Takuma Ohtsu 1992-05-12
5055585 Preparation process of aminoketones Akira Matsubara, Hideki Tanada, Hironori Komatsu 1991-10-08
4592773 Substituted propargyloxyacetonitrile derivatives, process for production thereof, and herbicide and agricultural-horticultural fungicide comprising said derivatives as active ingredients Yoshinori Tanaka, Toshiyuki Kouno, Mithuo Itakura, Koichi Takeuchi, Yuji Enomoto +4 more 1986-06-03