Growing community of inventors

Ibaraki, Japan

Kazuhisa Takayama

Average Co-Inventor Count = 6.10

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 63

Kazuhisa TakayamaMasahiro Iwata (2 patents)Kazuhisa TakayamaMotonori Aoki (2 patents)Kazuhisa TakayamaYasuo Isomura (1 patent)Kazuhisa TakayamaIsao Yanagisawa (1 patent)Kazuhisa TakayamaYuzo Matsumoto (1 patent)Kazuhisa TakayamaWataru Uchida (1 patent)Kazuhisa TakayamaRyuji Tsuzuki (1 patent)Kazuhisa TakayamaAkira Matsuhisa (1 patent)Kazuhisa TakayamaYoshinori Okamoto (1 patent)Kazuhisa TakayamaToru Yoden (1 patent)Kazuhisa TakayamaMasaharu Asano (1 patent)Kazuhisa TakayamaHiroyuki Hisamichi (1 patent)Kazuhisa TakayamaHideki Kubota (1 patent)Kazuhisa TakayamaAkira Niwa (1 patent)Kazuhisa TakayamaKazuhisa Takayama (3 patents)Masahiro IwataMasahiro Iwata (6 patents)Motonori AokiMotonori Aoki (2 patents)Yasuo IsomuraYasuo Isomura (29 patents)Isao YanagisawaIsao Yanagisawa (24 patents)Yuzo MatsumotoYuzo Matsumoto (17 patents)Wataru UchidaWataru Uchida (13 patents)Ryuji TsuzukiRyuji Tsuzuki (13 patents)Akira MatsuhisaAkira Matsuhisa (11 patents)Yoshinori OkamotoYoshinori Okamoto (9 patents)Toru YodenToru Yoden (8 patents)Masaharu AsanoMasaharu Asano (6 patents)Hiroyuki HisamichiHiroyuki Hisamichi (3 patents)Hideki KubotaHideki Kubota (2 patents)Akira NiwaAkira Niwa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yamanouchi Pharmaceutical Company Ltd. (3 from 329 patents)


3 patents:

1. 6136810 - Pyrido[2,3-D]pyrimidine derivatives and pharmaceutical compositions

2. 5817670 - Naphthyridine derivatives and pharmaceutical compositions thereof

3. 5420126 - 3,4-dihydro-2H-1,4-benzoxazine derivatives and pharmaceutical

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