Growing community of inventors

Takaishi, Japan

Kenichi Hirakawa

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 = 3

Kenichi HirakawaShiro Asano (1 patent)Kenichi HirakawaKohei Shizuka (1 patent)Kenichi HirakawaJunji Mikami (1 patent)Kenichi HirakawaMutsuo Matsumura (1 patent)Kenichi HirakawaKenichi Hirakawa (1 patent)Shiro AsanoShiro Asano (10 patents)Kohei ShizukaKohei Shizuka (8 patents)Junji MikamiJunji Mikami (2 patents)Mutsuo MatsumuraMutsuo Matsumura (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsui Toatsu Chemicals, Incorporated (1 from 1,379 patents)


1 patent:

1. 4108893 - Purification of an aqueous solution of acrylamide

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12/5/2025
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