Randy A. Bierwerth

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Woodbury, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Filter for use with an electrographic imaging system
- Patent number D425549
- Issue date May 23, 2000
- Imation Corp.
- Randy A. Bierwerth
- D18 - Printing and office machinery
Information Patent Grant
Hard cartridge package for an organic photoreceptor belt
- Patent number 6,049,682
- Issue date Apr 11, 2000
- Imation Corp.
- Donald J. Goetzke
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Soft cartridge package for a photoreceptor belt and method of manuf...
- Patent number 6,014,535
- Issue date Jan 11, 2000
- Imation Corp.
- James E. Zenk
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY