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

Curtis Kirker — 13 Patents

PHPhase: 13 patents #2 of 3Top 70%
Honolulu, HI: #44 of 1,208 inventorsTop 4%
Hawaii: #105 of 2,560 inventorsTop 5%
Overall (All Time): #387,524 of 4,157,543Top 10%
13 Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
7371322 Filtration system and dynamic fluid separation method Berkeley F. Fuller 2008-05-13
7335312 Centrifuge with combinations of multiple features Berkeley F. Fuller 2008-02-26
7320750 Centrifuge with controlled discharge of dense material Berkeley F. Fuller 2008-01-22
7294274 Filtration system with enhanced cleaning and dynamic fluid separation Berkeley F. Fuller 2007-11-13
7282147 Cleaning hollow core membrane fibers using vibration Berkeley F. Fuller 2007-10-16
6971525 Centrifuge with combinations of multiple features Berkeley F. Fuller 2005-12-06
6932913 Method for vibration in a centrifuge Berkeley F. Fuller 2005-08-23
6805805 System and method for receptacle wall vibration in a centrifuge Berkeley F. Fuller 2004-10-19
6755969 Centrifuge Berkeley F. Fuller 2004-06-29
RE38494 Method of construction for density screening outer transport walls Berkeley F. Fuller 2004-04-13
6706180 System for vibration in a centrifuge Berkeley F. Fuller 2004-03-16
6312610 Density screening outer wall transport method for fluid separation devices Berkeley F. Fuller 2001-11-06
6033564 Method of construction for density screening outer transport walls Berkeley F. Fuller 2000-03-07