Growing community of inventors

Higashihiroshima, Japan

Eiji Ihara

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 = 10

Eiji Ihara ↔ Akira Yanagase (1 patent)Eiji Ihara ↔ Hitoshi Ige (1 patent)Eiji Ihara ↔ Seiji Tone (1 patent)Eiji Ihara ↔ Toru Tokimitsu (1 patent)Eiji Ihara ↔ Hajime Yasuda (1 patent)Eiji IharaEiji Ihara (1 patent)Akira YanagaseAkira Yanagase (39 patents)Hitoshi IgeHitoshi Ige (17 patents)Seiji ToneSeiji Tone (9 patents)Toru TokimitsuToru Tokimitsu (6 patents)Hajime YasudaHajime Yasuda (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Rayon Company, Limited (1 from 1,357 patents)


1 patent:

1. 5919867 - Block copolymer and a preparation process thereof

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as of
1/5/2026
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