Growing community of inventors

Ayase, Japan

Yutaka Sugiyama

Average Co-Inventor Count = 6.46

ph-index = 2

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 = 26

Yutaka SugiyamaTadashi Watanabe (2 patents)Yutaka SugiyamaNobushige Numa (2 patents)Yutaka SugiyamaSachio Yamaguchi (2 patents)Yutaka SugiyamaKazuhiko Ohira (2 patents)Yutaka SugiyamaYou Sugimura (2 patents)Yutaka SugiyamaAkira Kasari (1 patent)Yutaka SugiyamaYutaka Sugiyama (2 patents)Tadashi WatanabeTadashi Watanabe (32 patents)Nobushige NumaNobushige Numa (29 patents)Sachio YamaguchiSachio Yamaguchi (4 patents)Kazuhiko OhiraKazuhiko Ohira (4 patents)You SugimuraYou Sugimura (3 patents)Akira KasariAkira Kasari (24 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kansai Paint Company, Ltd. (2 from 861 patents)


2 patents:

1. 4871591 - Finish coating method

2. 4812337 - Metallic coating method

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/11/2025
Loading…