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For the Inventor, By the Inventor

Yamagata, Japan

Kyoichi Matsuda

USPTO Granted Patents = 5 

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 18(Granted Patents)


Location History:

  • Yamagata-ken, JP (2008)
  • Yamagata, JP (2009 - 2012)

Company Filing History:

goldMedal5 out of 2,648 
 
Pioneer Corporation
 patents
silverMedal5 out of 291 
 
Tohoku Pioneer Corporation
 patents
where one patent can have more than one assignee

Years Active: 2008-2012

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5 patents (USPTO):Explore Patents
1. 8213671 - Speaker (2012-07-03),
2. 8023687 - Loudspeaker (2011-09-20),
3. 7687001 - Method of manufacturing speaker edge member (2010-03-30),
4. 7515728 - Speaker apparatus (2009-04-07),
5. 7394913 - Speakers (2008-07-01),
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