Assignee
AUTOTROL CORP
41 granted patents·1,381 citations·filing 1974–1997
Top patents by PatentIndex Score
41 records- 0195US4661264ALaser disinfection of liquidsAUTOTROL CORP·Filed 1986·Granted Apr 28, 1987·88 cites·11 claims
- 0294US5014877APellet dispenserAUTOTROL CORP·Filed 1989·Granted May 14, 1991·81 cites·8 claims
- 0391US5234601AApparatus and method for controlling regeneration of a water treatment systemAUTOTROL CORP·Filed 1992·Granted Aug 10, 1993·144 cites·24 claims
- 0489US5152252AWater treatment control system for a boilerAUTOTROL CORP·Filed 1992·Granted Oct 6, 1992·81 cites·15 claims
- 0588US4816145ALaser disinfection of fluidsAUTOTROL CORP·Filed 1985·Granted Mar 28, 1989·52 cites·16 claims
- 0685US5294916AWater treatment controller for an evaporative condenserAUTOTROL CORP·Filed 1992·Granted Mar 15, 1994·67 cites·14 claims
- 0785US5250187AResin bed for liquid treatmentAUTOTROL CORP·Filed 1991·Granted Oct 5, 1993·68 cites·26 claims
- 0885US4772386AFilter with liquid meterAUTOTROL CORP·Filed 1986·Granted Sep 20, 1988·65 cites·20 claims
- 0980US4997347APeristaltic motorAUTOTROL CORP·Filed 1990·Granted Mar 5, 1991·48 cites·9 claims
- 1080US4160736ARotating trickling filterAUTOTROL CORP·Filed 1977·Granted Jul 10, 1979·58 cites·9 claims
- 1179US4426294AMicrocomputer controlled demand/scheduled water softenerAUTOTROL CORP·Filed 1982·Granted Jan 17, 1984·42 cites·10 claims
- 1278US4469602AMicrocomputer controlled demand/scheduled water softener having automatic resin bed sensingAUTOTROL CORP·Filed 1983·Granted Sep 4, 1984·34 cites·9 claims
- 1375US5064094APellet dispensing unitAUTOTROL CORP·Filed 1989·Granted Nov 12, 1991·33 cites·13 claims
- 1474US4711370ASeal member for pellet dispenserAUTOTROL CORP·Filed 1986·Granted Dec 8, 1987·38 cites·2 claims
- 1574US4673527ATablet granulationAUTOTROL CORP·Filed 1985·Granted Jun 16, 1987·46 cites·12 claims
- 1673US4490249AMicrocomputer controlled demand/scheduled water softenerAUTOTROL CORP·Filed 1983·Granted Dec 25, 1984·27 cites·7 claims
- 1772US3932273AMethod for the primary and secondary treatment of wastewater in a unitary apparatusAUTOTROL CORP·Filed 1974·Granted Jan 13, 1976·16 cites·8 claims
- 1871US4093539AActivated sludge treatment of wastewaterAUTOTROL CORP·Filed 1976·Granted Jun 6, 1978·39 cites·2 claims
- 1969US4676403AMethod and circuit for timing chemical dispenser operationAUTOTROL CORP·Filed 1986·Granted Jun 30, 1987·21 cites·8 claims
- 2068US5910244AAdaptable control valve for fluid treatment systemAUTOTROL CORP·Filed 1997·Granted Jun 8, 1999·34 cites·28 claims
- 2167US4470911AMicrocomputer controlled demand/scheduled water softener with variable capacityAUTOTROL CORP·Filed 1983·Granted Sep 11, 1984·31 cites·6 claims
- 2266US4385992AWater softener controlAUTOTROL CORP·Filed 1981·Granted May 31, 1983·31 cites·11 claims
- 2365US5058032AApparatus and method for monitoring a water treatment systemAUTOTROL CORP·Filed 1989·Granted Oct 15, 1991·24 cites·17 claims
- 2465US4662538ABactericidal pellet dispenserAUTOTROL CORP·Filed 1984·Granted May 5, 1987·26 cites·7 claims
- 2558US4684063AParticulates generation and removalAUTOTROL CORP·Filed 1984·Granted Aug 4, 1987·14 cites·29 claims
- 2658US4609471ALaser disinfection of fluids enhanced by gas bubblesAUTOTROL CORP·Filed 1984·Granted Sep 2, 1986·20 cites·5 claims
- 2756US3976568AMethod of wastewater treatmentAUTOTROL CORP·Filed 1975·Granted Aug 24, 1976·16 cites·8 claims
- 2854US4684254AFluid mixer/chargerAUTOTROL CORP·Filed 1984·Granted Aug 4, 1987·15 cites·19 claims
- 2954US4668386AWater quality monitorAUTOTROL CORP·Filed 1985·Granted May 26, 1987·14 cites·5 claims
- 3048US4629126AFluid diffuserAUTOTROL CORP·Filed 1985·Granted Dec 16, 1986·16 cites·9 claims
- 3147US4597530AFluid diffuserAUTOTROL CORP·Filed 1984·Granted Jul 1, 1986·14 cites·12 claims
- 3247US4035290AMethod for the treatment of wastewaterAUTOTROL CORP·Filed 1975·Granted Jul 12, 1977·12 cites·6 claims
- 3345US4737275AResin pressure sensor for water treatmentAUTOTROL CORP·Filed 1986·Granted Apr 12, 1988·10 cites·24 claims
- 3445US4729665AFluid mixer/charger and methodAUTOTROL CORP·Filed 1986·Granted Mar 8, 1988·12 cites·17 claims
- 3543US5335267AApparatus and method for transmitting text data directly to a facsimile machineAUTOTROL CORP·Filed 1992·Granted Aug 2, 1994·9 cites·17 claims
- 3641US4721875ARadiation-emitting devicesAUTOTROL CORP·Filed 1986·Granted Jan 26, 1988·4 cites·30 claims
- 3739US4688699ABactericidal mixture control system having flow and dispense duration controls for respective substancesAUTOTROL CORP·Filed 1985·Granted Aug 25, 1987·10 cites·2 claims
- 3836US4765965AMixer charger reaction control system and method of affecting a chemical reactionAUTOTROL CORP·Filed 1984·Granted Aug 23, 1988·6 cites·10 claims
- 3933US4716325ADisengageable one-way mechanism for synchronous motorsAUTOTROL CORP·Filed 1986·Granted Dec 29, 1987·6 cites·5 claims
- 4030US4687031AValve control with mechanical memoryAUTOTROL CORP·Filed 1986·Granted Aug 18, 1987·6 cites·15 claims
- 4130US4130482AWastewater treatmentAUTOTROL CORP·Filed 1977·Granted Dec 19, 1978·3 cites·2 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →