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For the Inventor, By the Inventor

Saint Paul, MN, United States of America

Daniel T Chen

USPTO Granted Patents = 7 

 

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 220(Granted Patents)


Company Filing History:

goldMedal6 out of 14,076 
 
3m Innovative Properties Company
 patents
silverMedal1 out of 7,865 
 
Minnesota Mining and Manufacturing Company
 patents

Years Active: 1996-2018

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7 patents (USPTO):Explore Patents
1. 9972734 - Photovoltaic modules comprising light directing mediums and methods of making the same (2018-05-15),
2. 6454834 - Regenerable air cleaning device (2002-09-24),
3. 6394090 - Flat-folded personal respiratory protection devices and processes for preparing same (2002-05-28),
4. D448472 - Respiratory mask (2001-09-26),
5. D443927 - Respiratory mask (2001-06-20),
6. 6160086 - Process for removing impurities from polymers (2000-12-12),
7. 5481058 - Supercritical fluid extraction involving hydrofluoroalkanes (1996-01-02),
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