Growing community of inventors

Kanagawa, Japan

Hisashi Shirakawa

Average Co-Inventor Count = 3.71

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 = 3

Hisashi ShirakawaMakoto Hamada (2 patents)Hisashi ShirakawaTomokazu Yoshimura (2 patents)Hisashi ShirakawaKoichiro Takahashi (1 patent)Hisashi ShirakawaYuji Onozawa (1 patent)Hisashi ShirakawaKazuya Kawabata (1 patent)Hisashi ShirakawaYoshifumi Kaneko (1 patent)Hisashi ShirakawaTakahiko Suzuki (1 patent)Hisashi ShirakawaTadashi Mimura (1 patent)Hisashi ShirakawaHisashi Shirakawa (3 patents)Makoto HamadaMakoto Hamada (21 patents)Tomokazu YoshimuraTomokazu Yoshimura (7 patents)Koichiro TakahashiKoichiro Takahashi (7 patents)Yuji OnozawaYuji Onozawa (6 patents)Kazuya KawabataKazuya Kawabata (5 patents)Yoshifumi KanekoYoshifumi Kaneko (5 patents)Takahiko SuzukiTakahiko Suzuki (3 patents)Tadashi MimuraTadashi Mimura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Xerox Co., Ltd. (3 from 11,665 patents)


3 patents:

1. 9158487 - Image forming system with authentication unit, image forming apparatus, and computer readable medium

2. 8854664 - Image forming system including a plurality of image forming apparatuses, each storing information indicating a plurality of storage locations

3. 8619286 - System and method of avoiding conflicting printer job language processing

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as of
12/18/2025
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