Growing community of inventors

Kawasaki, Japan

Hiroyoshi Sato

Average Co-Inventor Count = 2.00

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 = 20

Hiroyoshi SatoYoshio Sasaki (2 patents)Hiroyoshi SatoTsuneji Kimeda (2 patents)Hiroyoshi SatoIwamasa Nishikado (2 patents)Hiroyoshi SatoToshinori Iioka (0 patent)Hiroyoshi SatoHiroyoshi Sato (3 patents)Yoshio SasakiYoshio Sasaki (8 patents)Tsuneji KimedaTsuneji Kimeda (5 patents)Iwamasa NishikadoIwamasa Nishikado (4 patents)Toshinori IiokaToshinori Iioka (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Telegraph and Telephone Corporation (2 from 5,294 patents)

2. Nitsuko Corporation (2 from 86 patents)

3. Fujitsu Corporation (1 from 39,250 patents)


3 patents:

1. 8717995 - Communication apparatus, base station apparatus, mobile station apparatus, communication system and communication method

2. D309726 - Telephone handset

3. D301031 - Key telephone set

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as of
1/22/2026
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