Growing community of inventors

Tsukuba, Japan

Katsumi Tanaka

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 = 0

Katsumi Tanaka ↔ Shuzo Fujiwara (1 patent)Katsumi Tanaka ↔ Masatake Yoshida (1 patent)Katsumi Tanaka ↔ Shu Usuba (1 patent)Katsumi Tanaka ↔ Yozo Kakudate (1 patent)Katsumi Tanaka ↔ Katsutoshi Akoi (1 patent)Katsumi TanakaKatsumi Tanaka (1 patent)Shuzo FujiwaraShuzo Fujiwara (3 patents)Masatake YoshidaMasatake Yoshida (2 patents)Shu UsubaShu Usuba (2 patents)Yozo KakudateYozo Kakudate (2 patents)Katsutoshi AkoiKatsutoshi Akoi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Japan as Represented by Director General of Agency of Industrial Science (1 from 90 patents)


1 patent:

1. 4864004 - Solid-state polymerization of acetylene

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1/7/2026
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