Growing community of inventors

Kanagawa, Japan

Yoshimi Koyama

Average Co-Inventor Count = 1.20

ph-index = 2

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 = 15

Yoshimi KoyamaTsukasa Yoshimura (1 patent)Yoshimi KoyamaYoshimi Koyama (3 patents)Tsukasa YoshimuraTsukasa Yoshimura (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (3 from 58,131 patents)


3 patents:

1. 7171088 - Image input device

2. 6694254 - Map display

3. 6505116 - Map display

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