Growing community of inventors

Ashiya, Japan

Okumoto Itsuo

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 = 18

Okumoto Itsuo ↔ Setsuro Fujii (1 patent)Okumoto Itsuo ↔ Masashi Shiota (1 patent)Okumoto Itsuo ↔ Naohiro Kayama (1 patent)Okumoto Itsuo ↔ Tsuyoshi Watanabe (1 patent)Okumoto ItsuoOkumoto Itsuo (1 patent)Setsuro FujiiSetsuro Fujii (69 patents)Masashi ShiotaMasashi Shiota (4 patents)Naohiro KayamaNaohiro Kayama (4 patents)Tsuyoshi WatanabeTsuyoshi Watanabe (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ono Pharmaceutical Co., Ltd. (1 from 575 patents)


1 patent:

1. 4224342 - Guanidinobenzoic acid compounds and process for preparing the same

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as of
12/19/2025
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