Growing community of inventors

Tondabayashi, Japan

Koji Ishida

Average Co-Inventor Count = 7.00

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 = 8

Koji Ishida ↔ Shinji Nakano (1 patent)Koji Ishida ↔ Mitsuo Akada (1 patent)Koji Ishida ↔ Emiko Daimon (1 patent)Koji Ishida ↔ Kazuhiro Kawano (1 patent)Koji Ishida ↔ Koji Mori (1 patent)Koji Ishida ↔ Takashi Ogawa (1 patent)Koji IshidaKoji Ishida (1 patent)Shinji NakanoShinji Nakano (11 patents)Mitsuo AkadaMitsuo Akada (10 patents)Emiko DaimonEmiko Daimon (6 patents)Kazuhiro KawanoKazuhiro Kawano (3 patents)Koji MoriKoji Mori (2 patents)Takashi OgawaTakashi Ogawa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Otsuka Kagaku Kabushiki Kaisha (1 from 138 patents)


1 patent:

1. 5922882 - Bisbenzotriazolylphenol compound

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as of
1/4/2026
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