Growing community of inventors

Annaka, Japan

Kazunobu Umemura

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 = 9

Kazunobu Umemura ↔ Kunio Itoh (1 patent)Kazunobu Umemura ↔ Toshio Shinohara (1 patent)Kazunobu Umemura ↔ Hiroaki Kizaki (1 patent)Kazunobu Umemura ↔ Yukinori Satou (1 patent)Kazunobu Umemura ↔ Shoichi Tanaka (1 patent)Kazunobu UmemuraKazunobu Umemura (1 patent)Kunio ItohKunio Itoh (57 patents)Toshio ShinoharaToshio Shinohara (43 patents)Hiroaki KizakiHiroaki Kizaki (11 patents)Yukinori SatouYukinori Satou (4 patents)Shoichi TanakaShoichi Tanaka (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shin-etsu Chemical Co., Ltd. (1 from 5,966 patents)


1 patent:

1. 5473037 - Method of producing dimethylpolysiloxanes

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as of
12/5/2025
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