Inventor · disambiguated record
Steve Campbell
Also filed as: CAMPBELL STEVE · CAMPBELL STEVE G
14 granted patents·1 pending application·565 citations·filing 1979–2018
94Inventor score
Files withDONALDSON CO INC3PIPE SYSTEMS INC3C & S INTELLECTUAL PROPERTIES2CAMPBELL STEVE1MCCAHILL BILL1
Top patents by PatentIndex Score
15 records- 0198US7981183B2Filter arrangements; side-entry housings; and methodsDONALDSON CO INC·Filed 2010·Granted Jul 19, 2011·108 cites·20 claims
- 0298US7655074B2Filter arrangements; side-entry housings; and methodsDONALDSON CO INC·Filed 2004·Granted Feb 2, 2010·154 cites·24 claims
- 0395US4692829AMagnetically biased aerodynamically released integral safety latch for rigid disk driveQUANTUM CORP·Filed 1985·Granted Sep 8, 1987·75 cites·9 claims
- 0487US9376049B2Method of fabricating type 4 cylinders and arranging in transportation housings for transport of gaseous fluidsCAMPBELL STEVE·Filed 2012·Granted Jun 28, 2016·14 cites·15 claims
- 0582US6131954AWeldable couple for electrofusion coupling of profile wall thermoplastic pipes without a separate couplerFiled 1998·Granted Oct 17, 2000·53 cites·20 claims
- 0676US6521072B1Method of coupling profile wall thermoplastic pipesC & S INTELLECTUAL PROPERTIES·Filed 2000·Granted Feb 18, 2003·19 cites·20 claims
- 0771US7691162B2Spike air filter apparatus and methodMCCAHILL BILL·Filed 2006·Granted Apr 6, 2010·12 cites·14 claims
- 0870US5820720AMethod of and apparatus for electrofusion coupling of thermoplastic pipesFiled 1996·Granted Oct 13, 1998·27 cites·8 claims
- 0970US4299274AThermal energy storage device and method for making the samePIPE SYSTEMS INC·Filed 1979·Granted Nov 10, 1981·24 cites·11 claims
- 1069US4310184APolyolefin pipe connector sleevePIPE SYSTEMS INC·Filed 1980·Granted Jan 12, 1982·33 cites·8 claims
- 1162US5836621AMethod of and joint for electrofusion coupling of thermoplastic pipesFiled 1997·Granted Nov 17, 1998·20 cites·17 claims
- 1253US4388963AThermal energy storage device and method for making the samePSI ENERGY SYSTEMS INC·Filed 1980·Granted Jun 21, 1983·14 cites·10 claims
- 1346US11383191B2Precleaner for engine air intake and methodsDONALDSON CO INC·Filed 2018·Granted Jul 12, 2022·0 cites·20 claims
- 1441US4392294AMethod for making polyolefin pipe connector sleevePIPE SYSTEMS INC·Filed 1981·Granted Jul 12, 1983·12 cites·3 claims
- 1536US2001048223A1Method of and joint for coupling thermoplastic pipesC & S INTELLECTUAL PROPERTIES·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →