Growing community of inventors

Tokyo, Japan

Yoshishige Tanaka

Average Co-Inventor Count = 6.00

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

Yoshishige Tanaka ↔ Hiroshi Yamaguchi (1 patent)Yoshishige Tanaka ↔ Yuichi Takamiya (1 patent)Yoshishige Tanaka ↔ Takanobu Tanaka (1 patent)Yoshishige Tanaka ↔ Kunihiko Abe (1 patent)Yoshishige Tanaka ↔ Seigoh Nishiyama (1 patent)Yoshishige TanakaYoshishige Tanaka (1 patent)Hiroshi YamaguchiHiroshi Yamaguchi (169 patents)Yuichi TakamiyaYuichi Takamiya (7 patents)Takanobu TanakaTakanobu Tanaka (5 patents)Kunihiko AbeKunihiko Abe (1 patent)Seigoh NishiyamaSeigoh Nishiyama (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 9921460 - Storage case to accommodate a projector and to move the projector up and down

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1/4/2026
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