Growing community of inventors

Gifu, Japan

Fujio Soga

Average Co-Inventor Count = 2.00

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 = 24

Fujio SogaEmiko Fujiwara (1 patent)Fujio SogaFujio Soga (1 patent)Emiko FujiwaraEmiko Fujiwara (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ivy Corp. (1 from 4 patents)

2. Tokiwa Corporation (kk Tokiwa) (1 from 1 patent)


1 patent:

1. 5522105 - Health pillow

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as of
1/3/2026
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