SC

Steve Campbell

DC Donaldson Company: 3 patents #297 of 695Top 45%
QU Quantum: 1 patents #325 of 703Top 50%
📍 St. John's, CA: #7 of 172 inventorsTop 5%
Overall (All Time): #343,948 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
11383191 Precleaner for engine air intake and methods William Vanaudenhove, Paul Gossez, Mathieu JONCKHEERE, Massimo Movia, Tim Wessels 2022-07-12
9376049 Method of fabricating type 4 cylinders and arranging in transportation housings for transport of gaseous fluids 2016-06-28
7981183 Filter arrangements; side-entry housings; and methods Larry R. Nepsund, Bradley Kuempel, Donald F. Engel, Bruce Allen Boehrs, Sheldon Anderson +2 more 2011-07-19
7691162 Spike air filter apparatus and method Bill McCahill, Antonio Miguel Llerandi 2010-04-06
7655074 Filter arrangements; side-entry housings; and methods Larry R. Nepsund, Bradley Kuempel, Donald F. Engel, Bruce Allen Boehrs, Sheldon Anderson +2 more 2010-02-02
6521072 Method of coupling profile wall thermoplastic pipes 2003-02-18
6131954 Weldable couple for electrofusion coupling of profile wall thermoplastic pipes without a separate coupler 2000-10-17
5836621 Method of and joint for electrofusion coupling of thermoplastic pipes 1998-11-17
5820720 Method of and apparatus for electrofusion coupling of thermoplastic pipes 1998-10-13
4692829 Magnetically biased aerodynamically released integral safety latch for rigid disk drive 1987-09-08
4392294 Method for making polyolefin pipe connector sleeve 1983-07-12
4388963 Thermal energy storage device and method for making the same 1983-06-21
4310184 Polyolefin pipe connector sleeve 1982-01-12
4299274 Thermal energy storage device and method for making the same 1981-11-10