Growing community of inventors

Tokyo, Japan

Hideyuki Oyamada

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 = 4

Hideyuki OyamadaRyosuke Masuda (1 patent)Hideyuki OyamadaHideyuki Oyamada (1 patent)Ryosuke MasudaRyosuke Masuda (6 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Sega (1 from 92 patents)


1 patent:

1. 7593014 - Image processing apparatus and game apparatus

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12/27/2025
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