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

Jon A. Kirschhoffer — 2 Patents in 2018

3M: 2 patents #245 of 1,353Top 20%
Stillwater, MN: #28 of 107 inventorsTop 30%
Minnesota: #1,267 of 6,792 inventorsTop 20%
Overall (2018): #135,071 of 503,207Top 30%
2 Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10099217 Apparatus and method for preparing a biological sample for analysis Gregory W. Sitton, Andrew H. Tilstra 2018-10-16 $30,672,000
9962694 Multiwell plate Andrew H. Tilstra, Wensheng Xia 2018-05-08 $42,595,000