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For the Inventor, By the Inventor

Cottage Grove, MN, United States of America

Roger K Westerberg

USPTO Granted Patents = 6

Average Co-Inventor Count = 3.1

ph-index = 5

Forward Citations = 75(Granted Patents)


Location History:

  • Cottag Grove, MN (US) (1991)
  • Cottage Grove, MN (US) (1989 - 1994)

Company Filing History:

goldMedal6 out of 7,865 
 
Minnesota Mining and Manufacturing Company
 patents

Years Active: 1989-1994

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6 patents (USPTO):Explore Patents
1. 5349502 - Universal lattice for magnetic electronic article surveillance system (1994-09-20),
2. D346341 - Electronic article surveillance interrogation panel unit (1994-04-26),
3. D317272 - Electronic article surveillance unit (1991-06-04),
4. 4994939 - Universal lattice for magnetic-electronic article surveillance system (1991-02-19),
5. 4874631 - Multi-chamber deposition system (1989-10-17),
6. 4841908 - Multi-chamber deposition system (1989-06-27),
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