Growing community of inventors

Tokyo, Japan

Haruo Hamaguchi

Average Co-Inventor Count = 5.00

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 = 6

Haruo HamaguchiEiji Shinohara (2 patents)Haruo HamaguchiAtsushi Hanai (2 patents)Haruo HamaguchiTatsuto Torikai (2 patents)Haruo HamaguchiKiyohisa Minowa (2 patents)Haruo HamaguchiHaruo Hamaguchi (2 patents)Eiji ShinoharaEiji Shinohara (38 patents)Atsushi HanaiAtsushi Hanai (8 patents)Tatsuto TorikaiTatsuto Torikai (5 patents)Kiyohisa MinowaKiyohisa Minowa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (2 from 28,566 patents)


2 patents:

1. 8230041 - System, method, apparatus, and program for providing electronic manual

2. 7155452 - System, method, apparatus, and program for providing electronic manual

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idiyas.com
as of
12/27/2025
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