Growing community of inventors

Ome, Japan

Yoichi Naito

Average Co-Inventor Count = 1.50

ph-index = 1

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 = 6

Yoichi NaitoNorimasa Niiya (1 patent)Yoichi NaitoKoji Shima (1 patent)Yoichi NaitoYoichi Naito (2 patents)Norimasa NiiyaNorimasa Niiya (6 patents)Koji ShimaKoji Shima (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Toshiba (2 from 52,789 patents)


2 patents:

1. 7949119 - Telephone exchange system

2. 7039019 - Telephone exchanging apparatus and telephone system

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1/20/2026
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