Growing community of inventors

Tokyo, Japan

Kouichi Ootuka

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 = 4

Kouichi Ootuka ↔ Toshihiko Taguchi (1 patent)Kouichi Ootuka ↔ Tomohiko Iino (1 patent)Kouichi Ootuka ↔ Masaki Sanji (1 patent)Kouichi OotukaKouichi Ootuka (1 patent)Toshihiko TaguchiToshihiko Taguchi (18 patents)Tomohiko IinoTomohiko Iino (3 patents)Masaki SanjiMasaki Sanji (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippondenso Co., Ltd. (1 from 3,252 patents)

2. Senju Metal Industry Co., Ltd. (1 from 336 patents)


1 patent:

1. 5074928 - Water-soluble soldering flux

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12/30/2025
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