Growing community of inventors

Tsukuba, Japan

Yasusi Simada

Average Co-Inventor Count = 5.00

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 = 134

Yasusi Simada ↔ Itsuo Watanabe (1 patent)Yasusi Simada ↔ Naoyuki Urasaki (1 patent)Yasusi Simada ↔ Akishi Nakaso (1 patent)Yasusi Simada ↔ Yoshiyuki Tsuru (1 patent)Yasusi SimadaYasusi Simada (1 patent)Itsuo WatanabeItsuo Watanabe (38 patents)Naoyuki UrasakiNaoyuki Urasaki (28 patents)Akishi NakasoAkishi Nakaso (27 patents)Yoshiyuki TsuruYoshiyuki Tsuru (18 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Chemical Company, Ltd. (1 from 1,641 patents)


1 patent:

1. 6281450 - Substrate for mounting semiconductor chips

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1/17/2026
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