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

Brian L. Thelen — 6 Patents

NSNigrelli Systems: 4 patents #1 of 14Top 8%
University of Michigan: 1 patents #1,906 of 4,352Top 45%
Ann Arbor, MI: #1,458 of 6,071 inventorsTop 25%
Michigan: #15,817 of 86,293 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Brian L. Thelen has been granted 6 US patents while listed as an inventor at Nigrelli Systems. The first was granted in 1992 and the most recent in December 2019. Brian L. Thelen ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Brian L. Thelen in Ann Arbor, MI, US.

Patents per Year

Patents granted per year, 1992 to 2019Bar chart with a peak of 2 patents in 1992.peak 21992: 2 patents19921993: 1 patents19931994: 1 patents19941998: 1 patents19982019: 1 patents2019

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10517569 Linear magnetic drive transducer for ultrasound imaging William F. Weitzel, Grant Kruger, Jonathan M. Rubin, Leo B. Koziol, Robert A. Brook +1 more 2019-12-31
5709045 Electroluminescent identification device 1998-01-20
5312031 Sheet feeder Dennis L. Ramaker 1994-05-17
5262618 Heat/process control 1993-11-16
5094339 Pocket plate Michael A. Balz 1992-03-10
5088269 Process and apparatus for producing a sanitary carrier for a plurality of containers 1992-02-18