Growing community of inventors

Kyoto, Japan

Hisashi Koyama

Average Co-Inventor Count = 7.00

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 = 1

Hisashi KoyamaKiyoshi Mizuki (1 patent)Hisashi KoyamaTakeshi Shimada (1 patent)Hisashi KoyamaYutaka Takehisa (1 patent)Hisashi KoyamaYusuke Beppu (1 patent)Hisashi KoyamaKuniharu Fujikawa (1 patent)Hisashi KoyamaTakao Ohara (1 patent)Hisashi KoyamaHisashi Koyama (1 patent)Kiyoshi MizukiKiyoshi Mizuki (46 patents)Takeshi ShimadaTakeshi Shimada (43 patents)Yutaka TakehisaYutaka Takehisa (11 patents)Yusuke BeppuYusuke Beppu (8 patents)Kuniharu FujikawaKuniharu Fujikawa (3 patents)Takao OharaTakao Ohara (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nintendo Co., Ltd. (1 from 2,811 patents)


1 patent:

1. 10791198 - Information processing system, storage medium having stored therein information processing program, information processing apparatus, and information processing method

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1/8/2026
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