Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Corwin E. Waswick — 3 Patents

CEClark Equipment: 3 patents #106 of 416Top 30%
Gwinner, ND: #7 of 12 inventorsTop 60%
North Dakota: #600 of 2,395 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Corwin E. Waswick has been granted 3 US patents while listed as an inventor at Clark Equipment. The first was granted in 2001 and the most recent in April 2008. Corwin E. Waswick ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Corwin E. Waswick in Gwinner, ND, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7354239 Attachment device for a loader bucket or fork Charles Deyo, Wally L. Kaczmarski, Verne C. Watts 2008-04-08
D454569 Joystick control handle Jason A. Osborn, Kenneth A. Brandt, Neil A. Fuchs, Ross A. Haugeberg, Donovan Knutson +6 more 2002-03-19
D449614 Joystick handle Jason A. Osborn, Kenneth A. Brandt, Neil A. Fuchs, Ross A. Haugeberg, Donovan Knutson +6 more 2001-10-23