Growing community of inventors

Yokohama, Japan

Ken-ichi Tomatsu

Average Co-Inventor Count = 4.00

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

Ken-ichi Tomatsu ↔ Tatsuo Okuda (1 patent)Ken-ichi Tomatsu ↔ Yoko Nakamura (1 patent)Ken-ichi Tomatsu ↔ Takafumi Hoshimura (1 patent)Ken-ichi TomatsuKen-ichi Tomatsu (1 patent)Tatsuo OkudaTatsuo Okuda (14 patents)Yoko NakamuraYoko Nakamura (13 patents)Takafumi HoshimuraTakafumi Hoshimura (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (1 from 28,577 patents)


1 patent:

1. D324064 - Copying machine

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/3/2026
Loading…