Growing community of inventors

Fukuoka, Japan

Katsumi Yamamura

Average Co-Inventor Count = 3.00

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 = 7

Katsumi YamamuraYutaka Osajima (1 patent)Katsumi YamamuraYoshio Unno (1 patent)Katsumi YamamuraKatsumi Yamamura (1 patent)Yutaka OsajimaYutaka Osajima (7 patents)Yoshio UnnoYoshio Unno (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honshu Seishi Kabushiki Kaisha (1 from 20 patents)


1 patent:

1. 4943552 - Process for preparing a gas absorbent

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