Growing community of inventors

Fukuoka, Japan

Keiko Imafuku

Average Co-Inventor Count = 5.00

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 = 3

Keiko Imafuku ↔ Koichi Yoshida (1 patent)Keiko Imafuku ↔ Tomoko Yamashita (1 patent)Keiko Imafuku ↔ Hironaga Miyazaki (1 patent)Keiko Imafuku ↔ Kouji Sugiyama (1 patent)Keiko ImafukuKeiko Imafuku (1 patent)Koichi YoshidaKoichi Yoshida (5 patents)Tomoko YamashitaTomoko Yamashita (3 patents)Hironaga MiyazakiHironaga Miyazaki (1 patent)Kouji SugiyamaKouji Sugiyama (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (1 from 39,230 patents)


1 patent:

1. 6564054 - Mobile communication system

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12/13/2025
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