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For the Inventor, By the Inventor

Weiterstadt, Germany

Udo Michaelis

USPTO Granted Patents = 9

Average Co-Inventor Count = 2.2

ph-index = 6

Forward Citations = 160(Granted Patents)


Location History:

  • Albach-Hahnlein, DE (2000)
  • Alsbach-Hähnlein, DE (2003)
  • Weiterstadt, DE (1992 - 2004)

Company Filing History:

goldMedal7 out of 629 
 
Firma Carl Freudenberg
 patents
silverMedal1 out of 510 
 
Carl Freudenberg Kg
 patents
bronzeMedal1 out of 832,718 
Other
 patents

Years Active: 1992-2004

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9 patents (USPTO):Explore Patents
1. 6682683 - Method for manufacturing an accordion filter insert (2004-01-27),
2. 6582213 - Tool for producing a filter cartridge (2003-06-24),
3. 6165403 - Method for the manufacture of a filter cartridge (2000-12-26),
4. 6162272 - Accordion filter insert having an elastic sealing lip unitary with a (2000-12-19),
5. 6045600 - Filter cartridge and a method for its manufacture (2000-04-04),
6. 5958097 - Filter insert (1999-09-28),
7. 5863482 - Method for manufacturing a filter insert (1999-01-26),
8. 5695535 - Pocket filter (1997-12-09),
9. 5167740 - Method of making a filter insert of nonwoven material in the form of a (1992-12-01),
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