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

Fred Princen — 8 Patents

Google: 8 patents #3,283 of 22,993Top 15%
Village of La Jolla, CA: #452 of 2,316 inventorsTop 20%
California: #74,834 of 386,348 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Fred Princen has been granted 8 US patents while listed as an inventor at Google. The first was granted in 2014 and the most recent in July 2019. Fred Princen ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Fred Princen in Village of La Jolla, CA, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10338083 Pathway specific markers for diagnosing irritable bowel syndrome Stefan Westin, Fabiyola Selvaraj, Sharat Singh 2019-07-02
10184940 Antibodies to microbiome, stress factors and mast cell markers as diagnostic markers for IBS Sharat Singh, Nicholas C. Ling, Shui Long Wang, Stefan Westin, Steven Lockton 2019-01-22
10036759 Pathway specific markers for diagnosing irritable bowel syndrome Stefan Westin, Fabiyola Selvaraj, Sharat Singh 2018-07-31
9891235 Pathway specific assays for predicting irritable bowel syndrome diagnosis Fabiyola Selvaraj, Sharat Singh 2018-02-13
9739786 Pathway specific markers for diagnosing irritable bowel syndrome Stefan Westin, Fabiyola Selvaraj, Sharat Singh 2017-08-22
9732385 Method for determining the risk of crohn's disease-related complications Derren Barken, Leonard Eggleston, Sharat Singh 2017-08-15
9512482 Compositions and methods for detecting allelic variants Fabiyola Selvaraj, Sharat Singh 2016-12-06
8715943 Methods for improving inflammatory bowel disease diagnosis Steven Lockton, Lisa Croner, Frederick A. Fletcher, Thomas Stockfisch, Sharat Singh 2014-05-06