Growing community of inventors

Tokyo, Japan

Tsuyoshi Sakurazawa

Average Co-Inventor Count = 3.00

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

Tsuyoshi SakurazawaHiroshi Kojima (1 patent)Tsuyoshi SakurazawaJun Watanabe (77 patents)Tsuyoshi SakurazawaEiichi Yajima (12 patents)Tsuyoshi SakurazawaShigetoshi Kono (8 patents)Tsuyoshi SakurazawaMinoru Ito (1 patent)Tsuyoshi SakurazawaMinoru Itou (0 patent)Tsuyoshi SakurazawaTsuyoshi Sakurazawa (1 patent)Hiroshi KojimaHiroshi Kojima (161 patents)Jun WatanabeJun Watanabe (77 patents)Eiichi YajimaEiichi Yajima (12 patents)Shigetoshi KonoShigetoshi Kono (8 patents)Minoru ItoMinoru Ito (5 patents)Minoru ItouMinoru Itou (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hoya Corporation (1 from 2,530 patents)


1 patent:

1. 8349397 - Plastic lens, manufacturing method thereof, and manufacturing method of hard coat liquid

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1/4/2026
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