Growing community of inventors

Osaka, Japan

Toshihiro Kai

Average Co-Inventor Count = 6.00

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 = 2

Toshihiro Kai ↔ Mitsuhiro Matsumoto (1 patent)Toshihiro Kai ↔ Masahito Sugiura (1 patent)Toshihiro Kai ↔ Emi Shimizu (1 patent)Toshihiro Kai ↔ Koichi Kino (1 patent)Toshihiro Kai ↔ Masunori Kajikawa (1 patent)Toshihiro KaiToshihiro Kai (1 patent)Mitsuhiro MatsumotoMitsuhiro Matsumoto (5 patents)Masahito SugiuraMasahito Sugiura (1 patent)Emi ShimizuEmi Shimizu (1 patent)Koichi KinoKoichi Kino (1 patent)Masunori KajikawaMasunori Kajikawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Dainippon Pharma Co., Ltd. (1 from 110 patents)


1 patent:

1. 8858944 - Treatment drug for autoimmune diseases and allergic diseases

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as of
12/17/2025
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