Growing community of inventors

Saitama, Japan

Hiromi Ichikawa

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 = 1

Hiromi Ichikawa ↔ Kuniyoshi Ogura (1 patent)Hiromi Ichikawa ↔ Masao Seiki (1 patent)Hiromi Ichikawa ↔ Yoshiaki Muto (1 patent)Hiromi Ichikawa ↔ Toshihiko Takemasa (1 patent)Hiromi Ichikawa ↔ Kyoji Chaki (1 patent)Hiromi IchikawaHiromi Ichikawa (1 patent)Kuniyoshi OguraKuniyoshi Ogura (4 patents)Masao SeikiMasao Seiki (2 patents)Yoshiaki MutoYoshiaki Muto (1 patent)Toshihiko TakemasaToshihiko Takemasa (1 patent)Kyoji ChakiKyoji Chaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Zeria Pharmaceutical Co., Ltd. (1 from 45 patents)


1 patent:

1. 5380748 - Trialkylamine derivative and ameliorant for digestive tract movement

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as of
12/15/2025
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