Growing community of inventors

Tokyo, Japan

Yoshiyuki Katsumata

Average Co-Inventor Count = 3.00

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

Yoshiyuki KatsumataKazuhiko Saigo (1 patent)Yoshiyuki KatsumataKazushi Kinbara (1 patent)Yoshiyuki KatsumataYoshiyuki Katsumata (1 patent)Kazuhiko SaigoKazuhiko Saigo (8 patents)Kazushi KinbaraKazushi Kinbara (4 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. 6479702 - 3-amino-1-indanole, method of synthesizing the same and method of optical resolution

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12/20/2025
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