Growing community of inventors

Ibaraki, Japan

Masao Yanagawa

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 = 0

Masao YanagawaMasahiko Mizuno (1 patent)Masao YanagawaYoshiaki Oda (1 patent)Masao YanagawaMasao Yanagawa (1 patent)Masahiko MizunoMasahiko Mizuno (24 patents)Yoshiaki OdaYoshiaki Oda (21 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Chemical Company, Limited (1 from 6,896 patents)


1 patent:

1. 6500951 - Process for preparing pyridazin-3-on derivatives

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/7/2026
Loading…