Growing community of inventors

Yamaguchi-ken, Japan

Kunio Tagawa

Average Co-Inventor Count = 2.00

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 = 4

Kunio TagawaYasuo Tsuji (1 patent)Kunio TagawaKunio Tagawa (1 patent)Yasuo TsujiYasuo Tsuji (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daicel Chemical Industries, Ltd. (1 from 1,165 patents)


1 patent:

1. 6376725 - 1,3 butylene glycol of high purity and method for producing the same

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as of
12/18/2025
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