Growing community of inventors

Osaka, Japan

Keiichi Kitamura

Average Co-Inventor Count = 4.00

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 = 0

Keiichi Kitamura ↔ Tomoya Kashiki (1 patent)Keiichi Kitamura ↔ Yuta Ishino (1 patent)Keiichi Kitamura ↔ Shohei Matsushita (1 patent)Keiichi KitamuraKeiichi Kitamura (1 patent)Tomoya KashikiTomoya Kashiki (4 patents)Yuta IshinoYuta Ishino (1 patent)Shohei MatsushitaShohei Matsushita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Chemical Company, Limited (1 from 6,907 patents)


1 patent:

1. 12213376 - Organic photoelectric conversion material

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1/22/2026
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