Growing community of inventors

Toyama, Japan

Katsufumi Tanaka

Average Co-Inventor Count = 7.00

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 = 6

Katsufumi Tanaka ↔ Hiroshi Hirano (1 patent)Katsufumi Tanaka ↔ Isao Watanabe (1 patent)Katsufumi Tanaka ↔ Hirotoshi Arai (1 patent)Katsufumi Tanaka ↔ Tsutomu Kodama (1 patent)Katsufumi Tanaka ↔ Norio Abe (1 patent)Katsufumi Tanaka ↔ Masao Nakabayashi (1 patent)Katsufumi TanakaKatsufumi Tanaka (1 patent)Hiroshi HiranoHiroshi Hirano (6 patents)Isao WatanabeIsao Watanabe (5 patents)Hirotoshi AraiHirotoshi Arai (5 patents)Tsutomu KodamaTsutomu Kodama (3 patents)Norio AbeNorio Abe (2 patents)Masao NakabayashiMasao Nakabayashi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyama Chemical Co., Ltd. (1 from 159 patents)


1 patent:

1. 4230719 - Novel 2-[4-(3-methyl-2-thienyl)phenyl]propionic acid and

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12/20/2025
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