Assignee
CFR CORP
US·9 granted patents·259 citations·filing 1990–1997
Top patents by PatentIndex Score
9 records- 0175US5839155AContinuous flow cleaning system with ozone injectionCFR CORP·Filed 1996·Granted Nov 24, 1998·55 cites·33 claims
- 0274US5589080ALiquid recycling system with moving concentrated counterflow for filter clearanceCFR CORP·Filed 1995·Granted Dec 31, 1996·52 cites·22 claims
- 0370US5555598ACleaning tool head with overlapping and offset fluid spray patternsCFR CORP·Filed 1995·Granted Sep 17, 1996·42 cites·24 claims
- 0456US6055699ACleaning tool head with multi-filament sealCFR CORP·Filed 1997·Granted May 2, 2000·27 cites·35 claims
- 0551US6076229AAqueous cleaning solutions incorporating ozone-resistant surfactants with low foam characteristicsCFR CORP·Filed 1997·Granted Jun 20, 2000·17 cites·13 claims
- 0647US5432975ASelf-contained continuous flow recycling apparatusCFR CORP·Filed 1993·Granted Jul 18, 1995·23 cites·20 claims
- 0746US5114574ABackflush filter system with insert member diffusing filtering and backflush flowCFR CORP·Filed 1990·Granted May 19, 1992·18 cites·6 claims
- 0844US5151181AFilter system for wet vacuum cleaning apparatusCFR CORP·Filed 1991·Granted Sep 29, 1992·13 cites·12 claims
- 0943US5077823AElectric motor starting circuitCFR CORP·Filed 1990·Granted Dec 31, 1991·12 cites·14 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →