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For the Inventor, By the Inventor

Kobe, Japan

Katsuhiko Tsumori

USPTO Granted Patents = 4



Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:

goldMedal2 out of 902 
 
Fujitsu Ten Limited
 patents
silverMedal2 out of 143 
 
Time Domain Corporation
 patents
bronzeMedal2 out of 832,912 
Other
 patents
where one patent can have more than one assignee

Years Active: 2004-2006

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4 patents (USPTO):Explore Patents
1. 7130441 - Speaker system having processing circuitry (2006-10-31),
2. 7082208 - Speaker assembly having plural drivers (2006-07-25),
3. 6751330 - Speaker system (2004-06-15),
4. 6724909 - Speaker apparatus (2004-04-20),
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