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For the Inventor, By the Inventor

Hamamatsu, Japan

Tomio Okamoto

This inventor holds 3 USPTO granted patents. Top assignee: Yamaha Corporation. Active years: 1995-2005.

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 3

Forward Citations = 22(Granted Patents)


Location History:

  • Shizuoka, JP (1995)
  • Hamamatsu, JP (2005)

Company Filing History:

goldMedal3 out of 5,498 
 
Yamaha Corporation
 patents

Years Active: 1995-2005

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3 patents (USPTO):Explore Patents
1. 6867355 - Drum acoustic wire assembly and a drum using the same (2005-03-15),
2. 6849793 - Drum acoustic wire assembly and a drum using the same (2005-02-01),
3. 5410937 - Supporting mechanism for a sound generator of a musical instrument (1995-05-02),
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