Growing community of inventors

Osaka, Japan

Eizo Nakata

Average Co-Inventor Count = 3.43

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 = 25

Eizo NakataManabu Morioka (6 patents)Eizo NakataShunsaku Tsuji (6 patents)Eizo NakataTakashi Wariishi (3 patents)Eizo NakataEizo Nakata (6 patents)Manabu MoriokaManabu Morioka (10 patents)Shunsaku TsujiShunsaku Tsuji (6 patents)Takashi WariishiTakashi Wariishi (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sakae Rhythm Musical Instrument Ltd. (6 from 6 patents)


6 patents:

1. 8946531 - Spring force adjustment structure in high-hat stand and high-hat stand including the spring force adjustment structure

2. 8865988 - Cymbal holding structure, cymbal stand having the holding structure, and fastener used in the holding structure

3. 8759654 - Adjustment device of an angle for supporting musical instruments and a device for supporting musical instruments having the same

4. 8440895 - Pedal for drum

5. 8431808 - Drum holding structure and drum held by the holding structure

6. 7977558 - Strainer, and snappy holding structure by the strainer

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as of
12/7/2025
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