Growing community of inventors

Nagano, Japan

Yuichiro Hisakawa

Average Co-Inventor Count = 3.00

ph-index = 3

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 = 87

Yuichiro HisakawaKenichi Agata (3 patents)Yuichiro HisakawaTakashi Yoshida (2 patents)Yuichiro HisakawaKaoru Hayashi (1 patent)Yuichiro HisakawaYuichiro Hisakawa (3 patents)Kenichi AgataKenichi Agata (13 patents)Takashi YoshidaTakashi Yoshida (75 patents)Kaoru HayashiKaoru Hayashi (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (3 from 58,129 patents)


3 patents:

1. 6947278 - Information processing apparatus

2. 6680845 - Information processing apparatus

3. 6474823 - Illuminating device and information processing device

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as of
12/12/2025
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