Growing community of inventors

Itami, Japan

Fumio Nishikaku

Average Co-Inventor Count = 5.90

ph-index = 1

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 = 4

Fumio NishikakuMichihiro Yamamoto (3 patents)Fumio NishikakuAtsuyuki Kojima (3 patents)Fumio NishikakuNobuhiko Tamura (3 patents)Fumio NishikakuHiroaki Masumori (3 patents)Fumio NishikakuYoshihiko Kimura (3 patents)Fumio NishikakuYukinori Ozato (3 patents)Fumio NishikakuYoshihide Ueno (1 patent)Fumio NishikakuMasashi Nakatsuka (1 patent)Fumio NishikakuShin-ichiro Okada (1 patent)Fumio NishikakuFumio Nishikaku (4 patents)Michihiro YamamotoMichihiro Yamamoto (28 patents)Atsuyuki KojimaAtsuyuki Kojima (20 patents)Nobuhiko TamuraNobuhiko Tamura (9 patents)Hiroaki MasumoriHiroaki Masumori (5 patents)Yoshihiko KimuraYoshihiko Kimura (4 patents)Yukinori OzatoYukinori Ozato (4 patents)Yoshihide UenoYoshihide Ueno (3 patents)Masashi NakatsukaMasashi Nakatsuka (3 patents)Shin-ichiro OkadaShin-ichiro Okada (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Pharmaceuticals Company Limited (4 from 174 patents)


4 patents:

1. 6100260 - Isoxazole derivatives

2. 5180731 - Aminoazole derivatives and their production and use

3. 5066666 - Aminoazole derivatives and their production and use

4. 4914112 - Aminoazole derivatives and their production and use

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as of
12/9/2025
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