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For the Inventor, By the Inventor

Tsukuba, Japan

Takeyoshi Sugaya

USPTO Granted Patents = 3 

Average Co-Inventor Count = 2.8

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Ibaraki, JP (2007)
  • Tsukuba, JP (2006 - 2010)

Company Filing History:

goldMedal3 out of 1,714 
 
National Institute of Advanced Industrial Science and Technology
 patents
silverMedal1 out of 373 
 
Japan Science and Technology Corporation
 patents
bronzeMedal1 out of 1,310 
 
Japan Science and Technology Agency
 patents
where one patent can have more than one assignee

Years Active: 2006-2010

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3 patents (USPTO):Explore Patents
1. 7652310 - Negative resistance field effect device and high-frequency oscillation device (2010-01-26),
2. 7221005 - Negative resistance field-effect device (2007-05-22),
3. 7015453 - Photodetector (2006-03-21),
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