Assignee
CHAO ALBERT
US·19 granted patents·3 pending applications·495 citations·filing 1975–2017
Top patents by PatentIndex Score
22 records- 0197US4173201AIlluminated collar for pets and the likeCHAO ALBERT·Filed 1977·Granted Nov 6, 1979·122 cites·1 claims
- 0296USD739973SBattery compartment for a lightCHAO ALBERT·Filed 2013·Granted Sep 29, 2015·96 cites·1 claims
- 0396USD611460SRotary digital antennaCHAO ALBERT·Filed 2009·Granted Mar 9, 2010·76 cites·1 claims
- 0488US7578085B1Solar powered address indicator with rechargeable and replaceable batteriesCHAO ALBERT·Filed 2008·Granted Aug 25, 2009·13 cites·20 claims
- 0588US4028828ALighting display systemCHAO ALBERT·Filed 1976·Granted Jun 14, 1977·54 cites·2 claims
- 0680USD628348SPet ear lifterCHAO ALBERT·Filed 2009·Granted Nov 30, 2010·25 cites·1 claims
- 0778US9074374B1Gutter cleaning apparatusCHAO ALBERT·Filed 2014·Granted Jul 7, 2015·5 cites·20 claims
- 0875USD829388SDog ear lifterCHAO ALBERT·Filed 2017·Granted Sep 25, 2018·15 cites·1 claims
- 0975USD590816SDirectional TV antennaCHAO ALBERT·Filed 2008·Granted Apr 21, 2009·20 cites·1 claims
- 1072US7946254B2Pet ear lifterCHAO ALBERT·Filed 2009·Granted May 24, 2011·4 cites·10 claims
- 1170US8132933B2Power blackout bulbCHAO ALBERT·Filed 2010·Granted Mar 13, 2012·2 cites·7 claims
- 1270US3995152AElectrical lighting structure built-in a molded plastic cord or cableCHAO ALBERT·Filed 1975·Granted Nov 30, 1976·27 cites·5 claims
- 1365US3972114ASelf-cleaning mechanism for twin blade razorsCHAO ALBERT·Filed 1975·Granted Aug 3, 1976·24 cites·6 claims
- 1461US9175477B1Gutter cleaning apparatusCHAO ALBERT·Filed 2014·Granted Nov 3, 2015·1 cites·20 claims
- 1556US2008005943A1Solar powered illuminated sign having at least one interchangeable characterCHAO ALBERT·Filed 2006·Application pending·0 cites
- 1650US9518390B1Self propelled blowerCHAO ALBERT·Filed 2016·Granted Dec 13, 2016·0 cites·18 claims
- 1745US8077108B2Digital TV antenna with two conductive surfacesCHAO ALBERT·Filed 2008·Granted Dec 13, 2011·0 cites·17 claims
- 1844US2010214192A1Directional digital tv antennaCHAO ALBERT·Filed 2009·Application pending·0 cites
- 1942USD644770SBlackout and night lightCHAO ALBERT·Filed 2010·Granted Sep 6, 2011·4 cites·1 claims
- 2042USD599333SUHF digital antennaCHAO ALBERT·Filed 2008·Granted Sep 1, 2009·4 cites·1 claims
- 2142US2012266471A1Square and RulerCHAO ALBERT·Filed 2011·Application pending·0 cites
- 2239USD642706SSwivel night lightCHAO ALBERT·Filed 2010·Granted Aug 2, 2011·3 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →