Growing community of inventors

Kawanishi, Japan

Seiji Yamaguchi

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 = 11

Seiji YamaguchiKatsuya Mizukami (1 patent)Seiji YamaguchiSeiji Yamaguchi (1 patent)Katsuya MizukamiKatsuya Mizukami (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Elmo Company, Limited (1 from 155 patents)

2. Times Corporation Ltd. (1 from 3 patents)


1 patent:

1. 7701481 - Video magnifer with irradiating pointer

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idiyas.com
as of
12/18/2025
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