Growing community of inventors

Tokyo, Japan

Shigemitsu Yamada

Average Co-Inventor Count = 4.00

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 = 2

Shigemitsu Yamada ↔ Kazuhiro Imai (1 patent)Shigemitsu Yamada ↔ Hidehiro Kubota (1 patent)Shigemitsu Yamada ↔ Jun Sakamaki (1 patent)Shigemitsu YamadaShigemitsu Yamada (1 patent)Kazuhiro ImaiKazuhiro Imai (17 patents)Hidehiro KubotaHidehiro Kubota (3 patents)Jun SakamakiJun Sakamaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Atto Corporation (1 from 4 patents)


1 patent:

1. 4319883 - Method for determining catecholic compounds and their related compounds

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12/28/2025
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