RK

Raymond Kirsch

DE Derrick: 4 patents #9 of 29Top 35%
DM Derrick Manufacturing: 2 patents #6 of 14Top 45%
Overall (All Time): #788,089 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12403483 Smart solids control system Robert Charles Mason Birchfield, Charles J. Stocker, IV, Mitchell J. Derrick, Brian J. Rooney, Michael J. Schwec +1 more 2025-09-02
11478823 Eccentric vibrator systems and methods Joseph Hozdic 2022-10-25
11052426 Eccentric vibrator systems and methods Joseph Hozdic 2021-07-06
7387602 Apparatus for centrifuging a slurry 2008-06-17
6971982 Apparatus for centrifuging a slurry 2005-12-06
6905452 Apparatus for centrifuging a slurry 2005-06-14