Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles L. Caverly — 4 Patents

QUQuantum: 2 patents #205 of 703Top 30%
RCRed Wing Shoe Company: 2 patents #10 of 18Top 60%
Red Wing, MN: #29 of 107 inventorsTop 30%
Minnesota: #16,016 of 52,454 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Charles L. Caverly has been granted 4 US patents while listed as an inventor at Quantum. The first was granted in 2003 and the most recent in April 2017. Charles L. Caverly ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Charles L. Caverly in Red Wing, MN, US.

Patents per Year

Patents granted per year, 2003 to 2017Bar chart with a peak of 1 patents in 2003.peak 12003: 1 patents20032004: 1 patents20042016: 1 patents20162017: 1 patents2017

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9629416 Slip-on footwear with fit features Kyle D. Rackiewicz, Mark T. Dinndorf, David R. Swinnerton 2017-04-25
9480299 Slip-on footwear with foot securing system Mark T. Dinndorf, Roy Robert Smith, III, Russell Lane Davis 2016-11-01
6710962 Automated tape library Mark Baert 2004-03-23 $4,395,000
6580582 Cartridge magazine for a tape library 2003-06-17 $16,703,000