Growing community of inventors

Kodaira, Japan

Yoshimasa Yamaguchi

Average Co-Inventor Count = 1.33

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 = 5

Yoshimasa YamaguchiAkira Iino (1 patent)Yoshimasa YamaguchiYoshimasa Yamaguchi (2 patents)Akira IinoAkira Iino (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Silver Seiko Ltd. (2 from 54 patents)


2 patents:

1. 4413487 - Hand-operated knitting machine, method of casting on and knit article

2. 4301839 - Hand weaving apparatus

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as of
12/21/2025
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