Growing community of inventors

Saitama, Japan

Naomasa Sato

Average Co-Inventor Count = 6.18

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 = 151

Naomasa SatoToshiro Hayashi (3 patents)Naomasa SatoHiroyuki Itoh (2 patents)Naomasa SatoIchiro Katagiri (2 patents)Naomasa SatoTetsuo Endo (2 patents)Naomasa SatoYuichi Nanae (2 patents)Naomasa SatoHiroyoshi Hayashi (2 patents)Naomasa SatoYasuhito Eguchi (1 patent)Naomasa SatoShoji Tanina (1 patent)Naomasa SatoSyunji Ooshima (1 patent)Naomasa SatoNaomasa Sato (3 patents)Toshiro HayashiToshiro Hayashi (7 patents)Hiroyuki ItohHiroyuki Itoh (73 patents)Ichiro KatagiriIchiro Katagiri (16 patents)Tetsuo EndoTetsuo Endo (16 patents)Yuichi NanaeYuichi Nanae (3 patents)Hiroyoshi HayashiHiroyoshi Hayashi (2 patents)Yasuhito EguchiYasuhito Eguchi (25 patents)Shoji TaninaShoji Tanina (2 patents)Syunji OoshimaSyunji Ooshima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


3 patents:

1. 6580188 - Moving apparatus with drive force assist mechanism and movement control method

2. 6439065 - Torque detecting apparatus

3. 6247548 - Moving apparatus with drive power assisting device and movement controlling method

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as of
12/15/2025
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