Growing community of inventors

Osaka, Japan

Hirofumi Fujiyama

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

Hirofumi FujiyamaSatoshi Tomie (2 patents)Hirofumi FujiyamaTamotsu Matsuo (1 patent)Hirofumi FujiyamaKenji Fukunaga (1 patent)Hirofumi FujiyamaMasaki Hiromori (1 patent)Hirofumi FujiyamaHideki Shiono (1 patent)Hirofumi FujiyamaTakanori Yasui (1 patent)Hirofumi FujiyamaHirofumi Fujiyama (2 patents)Satoshi TomieSatoshi Tomie (3 patents)Tamotsu MatsuoTamotsu Matsuo (21 patents)Kenji FukunagaKenji Fukunaga (18 patents)Masaki HiromoriMasaki Hiromori (7 patents)Hideki ShionoHideki Shiono (4 patents)Takanori YasuiTakanori Yasui (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (2 from 39,228 patents)


2 patents:

1. 8289855 - Fault notification method and communication apparatus

2. 8086770 - Communication apparatus with data discard functions and control method therefor

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12/8/2025
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