Growing community of inventors

Kanagawa, Japan

Hirosuke Kainuma

Average Co-Inventor Count = 1.80

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 = 24

Hirosuke KainumaKurt W Piersol (2 patents)Hirosuke KainumaTatsuo Ito (2 patents)Hirosuke KainumaHirosuke Kainuma (3 patents)Kurt W PiersolKurt W Piersol (161 patents)Tatsuo ItoTatsuo Ito (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (3 from 28,544 patents)


3 patents:

1. 7307748 - System for capturing facsimile data in an electronic document management system

2. 7239406 - System for capturing facsimile data in an electronic document management system

3. 5046189 - Facsimile apparatus and method of transmitting management information

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as of
12/8/2025
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