Growing community of inventors

Hamamatsu, Japan

Haruo Watanabe

Average Co-Inventor Count = 3.43

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 = 7

Haruo WatanabeHideaki Takehisa (2 patents)Haruo WatanabeShinya Miyashita (2 patents)Haruo WatanabeDaizo Sato (1 patent)Haruo WatanabeHaruo Watanabe (2 patents)Hideaki TakehisaHideaki Takehisa (14 patents)Shinya MiyashitaShinya Miyashita (3 patents)Daizo SatoDaizo Sato (16 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yamaha Corporation (2 from 5,451 patents)


2 patents:

1. 9646593 - Up/down motion detecting apparatus for hi-hat and an electronic percussion instrument including the apparatus

2. 8461445 - Electronic percussion instrument having groupable playing pads

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12/16/2025
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