Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JK

Jon A. Kirschhoffer — 1 Patent in 2020

3M: 1 patents #582 of 1,473Top 40%
Stillwater, MN: #38 of 101 inventorsTop 40%
Minnesota: #2,773 of 7,575 inventorsTop 40%
Overall (2020): #411,702 of 565,922Top 75%
1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10821026 Welding protector with magnifying cover Kristina M. Magnusson, Britton G. Billinglsey, Christopher M. Brown, Timothy L. Wong, Kenneth Jarefors +2 more 2020-11-03 $55,691,000