Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
BK

Bruce A. Keen — 9 Patents

ISInvensys Systems: 9 patents #25 of 328Top 8%
Bartlesville, OK: #235 of 1,143 inventorsTop 25%
Oklahoma: #1,188 of 12,736 inventorsTop 10%
Overall (All Time): #573,706 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9476847 Spectroscopic crude oil analysis W. Marcus Trygstad, Russell Jackson 2016-10-25
8895314 System and method for alkylation process analysis W. Marcus Trygstad, Russell Jackson 2014-11-25
8849582 Offline analyzer system and method for multivariate characterization of properties in crude and heavy hydrocarbon oils W. Marcus Trygstad, Russell Jackson 2014-09-30
8497683 Spectroscopic sample analyzer and sample handling system W. Marcus Trygstad, Russell Jackson 2013-07-30
8445289 System and method for alkylation process analysis W. Marcus Trygstad, Russell Jackson 2013-05-21
8334142 System for alkylation process analysis W. Marcus Trygstad, Russell Jackson 2012-12-18
8211706 System and method for alkylation process analysis W. Marcus Trygstad, Russell Jackson 2012-07-03
7972863 System and method for alkylation process analysis W. Marcus Trygstad, Russell Jackson 2011-07-05
7667461 Sample analyzer and sampling system W. Marcus Trygstad, Russell Jackson 2010-02-23