Growing community of inventors

Kawasaki, Japan

Eiji Doi

Average Co-Inventor Count = 3.00

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 = 1

Eiji DoiDaisuke Yamagishi (1 patent)Eiji DoiMasahiko Kyozuka (1 patent)Eiji DoiEiji Doi (1 patent)Daisuke YamagishiDaisuke Yamagishi (3 patents)Masahiko KyozukaMasahiko Kyozuka (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (1 from 39,237 patents)


1 patent:

1. 6839229 - Information processing device and external unit

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as of
12/17/2025
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