Growing community of inventors

Kawanishi, Japan

Hiroyuki Yamaguchi

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 = 42

Hiroyuki Yamaguchi ↔ Eizo Kajigaki (1 patent)Hiroyuki Yamaguchi ↔ Masaaki Hama (1 patent)Hiroyuki YamaguchiHiroyuki Yamaguchi (1 patent)Eizo KajigakiEizo Kajigaki (5 patents)Masaaki HamaMasaaki Hama (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Taoka Chemical Company, Limited (1 from 34 patents)


1 patent:

1. D497107 - Container for wrapping purpose

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as of
12/13/2025
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