Growing community of inventors

Chiyoda, Japan

Yasutomo Ohtake

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 = 27

Yasutomo Ohtake ↔ Hiroki Nakamura (1 patent)Yasutomo Ohtake ↔ Tatsuo Sumino (1 patent)Yasutomo Ohtake ↔ Naomichi Mori (1 patent)Yasutomo Ohtake ↔ Masahiro Kon (1 patent)Yasutomo Ohtake ↔ Kazuo Nakajima (1 patent)Yasutomo OhtakeYasutomo Ohtake (1 patent)Hiroki NakamuraHiroki Nakamura (245 patents)Tatsuo SuminoTatsuo Sumino (38 patents)Naomichi MoriNaomichi Mori (7 patents)Masahiro KonMasahiro Kon (1 patent)Kazuo NakajimaKazuo Nakajima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Plant Engineering Construction Co., Ltd. (1 from 57 patents)


1 patent:

1. 4791061 - Immobilization of microorganisms by entrapment

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1/8/2026
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