TH

Takashi Hayama

BC Banyu Pharmaceutical Co.: 16 patents #12 of 330Top 4%
UI Ube Industries: 4 patents #315 of 1,686Top 20%
SS Sakata Seed: 1 patents #32 of 54Top 60%
Overall (All Time): #211,336 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
7354946 Biarylurea derivatives Kyoko Hayashi, Teruki Honma, Ikuko Takahashi 2008-04-08
7148224 Pyrazinone derivatives Nobuhiko Kawanishi, Tooru Takaki 2006-12-12
6958333 Biarylurea derivatives Kyoko Hayashi, Teruki Honma, Ikuko Takahashi 2005-10-25
6914062 Pyrazinone derivatives Nobuhiko Kawanishi, Tooru Takaki 2005-07-05
6413979 Substituted 5-(2,2-difluoro-1,3-benzodioxol-5-yl) cyclopentenopyridine derivative Norikazu Otake, Masaru Nishikibe 2002-07-02
6310276 Plant which belongs to the genus limonium and a method for creating the same Masahiro Nakagawa 2001-10-30
5714479 Endothelin antagonistic heteroaromatic ring-fused cyclopentene derivatives Kiyofumi Ishikawa, Toshio Nagase, Toshiaki Mase, Masaki Ihara, Masaru Nishikibe +1 more 1998-02-03
5691315 Endothelin antagonistic peptide derivatives Kiyofumi Ishikawa, Takehiro Fukami, Kenji Niiyama, Toshio Nagase, Toshiaki Mase +4 more 1997-11-25
5529977 Triazine derivative, process for preparing the same and herbicide using the same Katsumasa Harada, Takaaki Abe, Yuji Akiyoshi, Akio Matsushita, Mikio Kojima +2 more 1996-06-25
5498717 6,7-dialkoxy-3,4-diydroisoquinolin-8-yl compounds Kiyofumi Ishikawa 1996-03-12
5496928 Endothelin antagonistic substance Kiyofumi Ishikawa, Takehiro Fukami, Kenji Niiyama, Toshio Nagase, Toshiaki Mase +5 more 1996-03-05
5470833 Endothelin antagonistic peptide derivatives Kiyofumi Ishikawa, Takehiro Fukami, Kenji Niiyama, Toshio Nagase, Toshiaki Mase +4 more 1995-11-28
5446164 Process for preparing 6,7-dialkoxy-3,4-dihydroisoquinolin-8-ol Kiyofumi Ishikawa 1995-08-29
5444152 Endothelin antagonistic peptide derivatives Kiyofumi Ishikawa, Takehiro Fukami, Kenji Niiyama, Toshio Nagase, Toshiaki Mase +4 more 1995-08-22
5389620 Endothelin antagonistic heteroaromatic ring-fused cyclopentene derivatives Kiyofumi Ishikawa, Toshio Nagase, Toshiaki Mase, Masaki Ihara, Masaru Nishikibe +1 more 1995-02-14
5389601 3-alkoxy-N-cycloalkylsulfonyalkanoic amide derivative and herbicide using the same Takaaki Abe, Yuji Akiyoshi, Hiroshi Shiraishi, Ikuo Shiraishi 1995-02-14
5387575 Pyrimidine derivatives, process for preparing the same and herbicide using the same Katsumasa Harada, Takaaki Abe, Yuji Akiyoshi, Akio Matsushita, Mikio Kojima +3 more 1995-02-07
5380921 Aminophosponic acid derivative Kiyofumi Ishikawa, Takehiro Fukami, Kenji Matsuyama, Kazuhito Noguchi, Mitsuo Yano 1995-01-10
5376620 Sulfonamide derivative, process for preparing the same and herbicide using the same Takaaki Abe, Yuji Akiyoshi, Hiroshi Shiraishi, Ikuo Shiraishi, Mikio Kojima +1 more 1994-12-27
5362736 Isoquinoline derivatives Kiyofumi Ishikawa, Masaru Nishikibe, Mitsuo Yano 1994-11-08
5114918 Endothelin antagonistic cyclic pentapeptides Kiyofumi Ishikawa, Takehiro Fukami, Kenji Niiyama, Toshio Nagase, Toshiaki Mase +4 more 1992-05-19