Growing community of inventors

Otsu, Japan

Shinji Okuda

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 = 3

Shinji Okuda ↔ Ikunoshin Kato (1 patent)Shinji Okuda ↔ Hiroaki Sagawa (1 patent)Shinji Okuda ↔ Nobuto Koyama (1 patent)Shinji Okuda ↔ Katsushige Ikai (1 patent)Shinji Okuda ↔ Nobuko Muraki (1 patent)Shinji OkudaShinji Okuda (1 patent)Ikunoshin KatoIkunoshin Kato (210 patents)Hiroaki SagawaHiroaki Sagawa (45 patents)Nobuto KoyamaNobuto Koyama (37 patents)Katsushige IkaiKatsushige Ikai (34 patents)Nobuko MurakiNobuko Muraki (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Takara Shuzo Co., Inc. (1 from 190 patents)


1 patent:

1. 6133238 - Tetrahydrofurans

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as of
12/13/2025
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