Growing community of inventors

Kanagawa, Japan

Chihiro Kaihatsu

Average Co-Inventor Count = 1.89

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 = 63

Chihiro KaihatsuYasushi Noda (1 patent)Chihiro KaihatsuTakashi Tsujimura (1 patent)Chihiro KaihatsuIsao Sasaki (1 patent)Chihiro KaihatsuKimio Maki (1 patent)Chihiro KaihatsuTerumasa Funabashi (1 patent)Chihiro KaihatsuChihiro Kaihatsu (3 patents)Yasushi NodaYasushi Noda (37 patents)Takashi TsujimuraTakashi Tsujimura (13 patents)Isao SasakiIsao Sasaki (12 patents)Kimio MakiKimio Maki (9 patents)Terumasa FunabashiTerumasa Funabashi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (3 from 58,131 patents)


3 patents:

1. 6400891 - VTR built-in camera apparatus

2. 6009233 - Apparatus and method for recording and reproducing a video signal with

3. 5898386 - Electronic appliance system, electronic appliance and remote controller

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as of
1/3/2026
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