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For the Inventor, By the Inventor

Rapids City, IL, United States of America

Robert W Hawkins

USPTO Granted Patents = 4


Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 32(Granted Patents)


Location History:

  • Rapid City, IL (US) (2007)
  • Rapids City, IL (US) (1979 - 2010)

Company Filing History:

goldMedal3 out of 8,504 
 
Deere & Company
 patents
silverMedal1 out of 481 
 
International Harvester Company
 patents

Years Active: 1979-2010

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4 patents (USPTO):Explore Patents
1. 7690973 - Combine clean grain elevator system (2010-04-06),
2. 7213389 - Infinitely variable transmission for a combine header unit (2007-05-08),
3. 4483128 - Variable drive for a harvester functional element (1984-11-20),
4. 4160456 - 2-Speed rotor gear case (1979-07-10),
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