Assignee
CHAMBERLAIN MFG CORP
US·30 granted patents·1,869 citations·filing 1973–1988
Top patents by PatentIndex Score
30 records- 0196US4037201ADigital radio controlCHAMBERLAIN MFG CORP·Filed 1975·Granted Jul 19, 1977·74 cites·10 claims
- 0293US4750118ACoding system for multiple transmitters and a single receiver for a garage door openerCHAMBERLAIN MFG CORP·Filed 1985·Granted Jun 7, 1988·287 cites·4 claims
- 0392US4638433AMicroprocessor controlled garage door operatorCHAMBERLAIN MFG CORP·Filed 1984·Granted Jan 20, 1987·224 cites·2 claims
- 0492US4064404AAccessory for a garage door openerCHAMBERLAIN MFG CORP·Filed 1976·Granted Dec 20, 1977·60 cites·6 claims
- 0591US4529980ATransmitter and receiver for controlling the coding in a transmitter and receiverCHAMBERLAIN MFG CORP·Filed 1982·Granted Jul 16, 1985·231 cites·3 claims
- 0690US4535333ATransmitter and receiver for controlling remote elementsCHAMBERLAIN MFG CORP·Filed 1982·Granted Aug 13, 1985·231 cites·12 claims
- 0790US4460030ACollapsible garage doorCHAMBERLAIN MFG CORP·Filed 1982·Granted Jul 17, 1984·67 cites·6 claims
- 0882US4653565AGarage door openerCHAMBERLAIN MFG CORP·Filed 1985·Granted Mar 31, 1987·46 cites·6 claims
- 0982US4597428ATwo drum cable drive garage door openerCHAMBERLAIN MFG CORP·Filed 1984·Granted Jul 1, 1986·45 cites·6 claims
- 1082US4133411AExtensible boomCHAMBERLAIN MFG CORP·Filed 1977·Granted Jan 9, 1979·46 cites·7 claims
- 1181US4538661AGarage door operator and method of assemblingCHAMBERLAIN MFG CORP·Filed 1983·Granted Sep 3, 1985·46 cites·11 claims
- 1281US4241540AFolding screw and rail assembly for a garage door openerCHAMBERLAIN MFG CORP·Filed 1979·Granted Dec 30, 1980·35 cites·10 claims
- 1377US4678116AWater heaterCHAMBERLAIN MFG CORP·Filed 1986·Granted Jul 7, 1987·33 cites·6 claims
- 1476US4656831AApparatus and method of recovering water from engine exhaust gasesCHAMBERLAIN MFG CORP·Filed 1985·Granted Apr 14, 1987·49 cites·2 claims
- 1574US4535629AMethod and apparatus for structural monitoring with acoustic emission and using pattern recognitionCHAMBERLAIN MFG CORP·Filed 1984·Granted Aug 20, 1985·36 cites·7 claims
- 1672US4716301ADigital light controlCHAMBERLAIN MFG CORP·Filed 1986·Granted Dec 29, 1987·51 cites·11 claims
- 1772US3948181AShaped chargeCHAMBERLAIN MFG CORP·Filed 1973·Granted Apr 6, 1976·34 cites·3 claims
- 1868US4308857AEvacuated envelope and solar energy receiverCHAMBERLAIN MFG CORP·Filed 1979·Granted Jan 5, 1982·30 cites·15 claims
- 1968US3935926AExtension ladderCHAMBERLAIN MFG CORP·Filed 1974·Granted Feb 3, 1976·24 cites·16 claims
- 2067US4453269AApparatus for improving the frequency stability of a transmitter oscillator circuitCHAMBERLAIN MFG CORP·Filed 1982·Granted Jun 5, 1984·29 cites·10 claims
- 2164US4122507ALoudspeaker overload circuitCHAMBERLAIN MFG CORP·Filed 1977·Granted Oct 24, 1978·15 cites·6 claims
- 2263US4134471ANarrow angle cylindrical wave full range loudspeaker systemCHAMBERLAIN MFG CORP·Filed 1977·Granted Jan 16, 1979·26 cites·7 claims
- 2358US4274227AObstruction sensor for electro-mechanically operated garage doorsCHAMBERLAIN MFG CORP·Filed 1979·Granted Jun 23, 1981·25 cites·7 claims
- 2456US4143803AContainer system for garage door openerCHAMBERLAIN MFG CORP·Filed 1977·Granted Mar 13, 1979·16 cites·1 claims
- 2553US4806930ARadio control transmitter which suppresses harmonic radiationCHAMBERLAIN MFG CORP·Filed 1988·Granted Feb 21, 1989·39 cites·4 claims
- 2653US4257402AEvacuated solar receiver utilizing a heat pipeCHAMBERLAIN MFG CORP·Filed 1979·Granted Mar 24, 1981·18 cites·14 claims
- 2749US4599833AInsert retainer for storm doorCHAMBERLAIN MFG CORP·Filed 1984·Granted Jul 15, 1986·19 cites·2 claims
- 2845US4791688AJet pump macerator pump sewage handling systemCHAMBERLAIN MFG CORP·Filed 1987·Granted Dec 20, 1988·19 cites·6 claims
- 2944US4214220AWide range magnetically biased reed switchCHAMBERLAIN MFG CORP·Filed 1978·Granted Jul 22, 1980·5 cites·6 claims
- 3024US4432163AAdjustable mounting system for patio doors and the likeCHAMBERLAIN MFG CORP·Filed 1982·Granted Feb 21, 1984·9 cites·4 claims
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