Growing community of inventors

Tokyo, Japan

Yoshinao Usuki

Average Co-Inventor Count = 4.00

ph-index = 3

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 = 102

Yoshinao UsukiKenji Tosaki (3 patents)Yoshinao UsukiMasaki Matsuno (3 patents)Yoshinao UsukiFutoshi Ito (3 patents)Yoshinao UsukiYoshinao Usuki (3 patents)Kenji TosakiKenji Tosaki (18 patents)Masaki MatsunoMasaki Matsuno (8 patents)Futoshi ItoFutoshi Ito (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Sega Enterprises (3 from 145 patents)


3 patents:

1. 6239771 - Head mounted display

2. 6124837 - Head mounted display

3. 5774096 - Head mounted display

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as of
12/7/2025
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