Assignee
K J MANUFACTURING
US·5 granted patents·211 citations·filing 1989–1993
Top patents by PatentIndex Score
5 records- 0197US4951784AProcess and device for simple, high speed oil change and/or flushing and air purging of the moving components of the crankcase in an internal combustion engineK J MANUFACTURING·Filed 1989·Granted Aug 28, 1990·85 cites·27 claims
- 0280US5062398AApparatus and method for changing oil in an internal combustion engine with optional flushingK J MANUFACTURING·Filed 1990·Granted Nov 5, 1991·40 cites·20 claims
- 0375US4884660AProcess for simple and high speed oil change and crank case flushing in an internal combustion engineK J MANUFACTURING·Filed 1989·Granted Dec 5, 1989·29 cites·8 claims
- 0472US5964256AApparatus and method for changing oil in an internal combustion engine and simultaneously determining engine oil consumption and wearK J MANUFACTURING·Filed 1993·Granted Oct 12, 1999·27 cites·33 claims
- 0569US4976233AQuick connect coupling adapters for facilitating simple and high speed oil change in an internal combustion engineK J MANUFACTURING·Filed 1990·Granted Dec 11, 1990·30 cites·26 claims
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