Growing community of inventors

Chikuse, Japan

Yasuhisa Ishida

Average Co-Inventor Count = 4.00

ph-index = 2

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 = 5

Yasuhisa IshidaHisashige Kanbara (3 patents)Yasuhisa IshidaTooru Takahashi (3 patents)Yasuhisa IshidaHidekazu Kondou (3 patents)Yasuhisa IshidaYasuhisa Ishida (3 patents)Hisashige KanbaraHisashige Kanbara (24 patents)Tooru TakahashiTooru Takahashi (13 patents)Hidekazu KondouHidekazu Kondou (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Chemical Company, Ltd. (3 from 1,641 patents)


3 patents:

1. 9012028 - Optical resin composition, optical resin material using the same, optical

2. 8859683 - Optical resin composition, optical resin material using the same, optical filter for image display device, and image display device

3. 8653200 - Optical resin composition, optical resin material using the same, optical filter for image display device, and image display device

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1/4/2026
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