Growing community of inventors

Ohmiya, Japan

Hideo Kouyama

Average Co-Inventor Count = 5.00

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 = 2

Hideo KouyamaIsao Kaetsu (1 patent)Hideo KouyamaMinoru Kumakura (1 patent)Hideo KouyamaHidenari Suyama (1 patent)Hideo KouyamaNobuo Kameda (1 patent)Hideo KouyamaHideo Kouyama (1 patent)Isao KaetsuIsao Kaetsu (34 patents)Minoru KumakuraMinoru Kumakura (15 patents)Hidenari SuyamaHidenari Suyama (2 patents)Nobuo KamedaNobuo Kameda (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Japan Atomic Energy Research Institute (1 from 321 patents)

2. Kabushiki Kaisha Tokyo Contact Lens Kenkyusho (1 from 1 patent)


1 patent:

1. 4904708 - Method of manufacturing soft contact lens material

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1/8/2026
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