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USPTO Patent Rankings Data through Dec 31, 2025
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James E. Zenk — 7 Patents

IMImation: 7 patents #37 of 622Top 6%
Windom, MN: #483 of 2,819 inventorsTop 20%
Minnesota: #10,472 of 52,454 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
James E. Zenk has been granted 7 US patents while listed as an inventor at Imation. The first was granted in 1999 and the most recent in August 2000. James E. Zenk ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list James E. Zenk in Windom, MN, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6097912 Protective cover package for an organic photoreceptor belt John D. Watson, Henry C. Gydesen, Donald J. Goetzke, Bruce W. Carlson, Claire A. Jalbert 2000-08-01 $9,704,000
6088560 Liquid ink replenishment system for liquid electrographic imaging devices Mark A. Sanner, H. Chris Gydesen, Russell A. Roiko, James A. Baker, Christopher J. Anton +3 more 2000-07-11 $10,952,000
D425549 Filter for use with an electrographic imaging system Randy Bierwerth 2000-05-23
6049682 Hard cartridge package for an organic photoreceptor belt Donald J. Goetzke, Randy Bierwerth, John D. Watson, Bruce W. Carlson 2000-04-11 $9,604,000
6041805 Valve assembly for a removable ink cartridge H. Chris Gydesen, Russell A. Roiko, Kay F. Schilli 2000-03-28 $9,297,000
6014535 Soft cartridge package for a photoreceptor belt and method of manufacturing soft cartridge package including method of loading photoreceptor belt using soft cartridge package Randy Bierwerth, John D. Watson, Bruce W. Carlson, Brett R. Johnson 2000-01-11 $5,712,000
5970273 Ink cartridge for liquid electrographic imaging devices Mark A. Sanner, H. Chris Gydesen, Russell A. Roiko, Kay F. Schilli 1999-10-19 $3,223,000