Growing community of inventors

Soraku-gun, Japan

Shingo Johgan

Average Co-Inventor Count = 3.00

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 = 6

Shingo JohganKeisuke Yoshida (2 patents)Shingo JohganIchiroh Shiraki (2 patents)Shingo JohganShingo Johgan (2 patents)Keisuke YoshidaKeisuke Yoshida (23 patents)Ichiroh ShirakiIchiroh Shiraki (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sharp Kabushiki Kaisha Corporation (2 from 25,601 patents)


2 patents:

1. 7522252 - Color filter substrate and display device

2. 7102708 - Color filter substrate with plurality of spacers having predetermined relative positions for selected ones of color filters and display device

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as of
1/19/2026
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