Growing community of inventors

Tokyo, Japan

Masaharu Tarao

Average Co-Inventor Count = 2.00

ph-index = 4

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 = 46

Masaharu Tarao ↔ Hisao Fukushima (3 patents)Masaharu Tarao ↔ Katsuhito Watanabe (1 patent)Masaharu TaraoMasaharu Tarao (4 patents)Hisao FukushimaHisao Fukushima (36 patents)Katsuhito WatanabeKatsuhito Watanabe (50 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Oki Electric Industry Co., Ltd. (4 from 4,979 patents)


4 patents:

1. D277377 - Telephone set

2. D271489 - Telephone set

3. D271490 - Telephone set

4. D270637 - Dialing pad

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as of
12/19/2025
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