Inventor · disambiguated record
Andrew Q. Liu
Also filed as: LIU ANDREW · LIU ANDREW Q
19 granted patents·3 pending applications·107 citations·filing 2011–2024
94Inventor score
Files withCALPHALON CORP15LIU ANDREW Q3GRACO CHILDRENS PRODUCTS INC2LISCHKA DAVID J1SUNBEAM PRODUCTS INC1
Top patents by PatentIndex Score
22 records- 0196US10638863B2Knife block with storage slot blade sharpeners and cutlery set using sameCALPHALON CORP·Filed 2017·Granted May 5, 2020·5 cites·31 claims
- 0295US9693644B1Knife block with storage slot blade sharpeners and cutlery set using sameCALPHALON CORP·Filed 2014·Granted Jul 4, 2017·18 cites·29 claims
- 0395US2025057348A1Knife block with storage slot blade sharpeners and cutlery set using sameSUNBEAM PRODUCTS INC·Filed 2024·Application pending·0 cites
- 0491USD832660SKnife blockCALPHALON CORP·Filed 2017·Granted Nov 6, 2018·4 cites·1 claims
- 0585US8661610B2Integrated bag door and carry handle for a floor cleanerLIU ANDREW Q·Filed 2011·Granted Mar 4, 2014·17 cites·19 claims
- 0683US12150573B2Knife block with storage slot blade sharpeners and cutlery set using sameCALPHALON CORP·Filed 2021·Granted Nov 26, 2024·0 cites·18 claims
- 0782USD832658SKnife blockCALPHALON CORP·Filed 2017·Granted Nov 6, 2018·1 cites·1 claims
- 0881US8726457B2Vacuum cleaner with displayLIU ANDREW Q·Filed 2011·Granted May 20, 2014·20 cites·20 claims
- 0977USD920053SKnife blockCALPHALON CORP·Filed 2020·Granted May 25, 2021·0 cites·1 claims
- 1077US11000141B2Knife block with storage slot blade sharpeners and cutlery set using sameCALPHALON CORP·Filed 2020·Granted May 11, 2021·0 cites·20 claims
- 1170US8689399B2Bag release handle for a floor cleanerLIU ANDREW Q·Filed 2011·Granted Apr 8, 2014·4 cites·20 claims
- 1267USD832659SKnife blockCALPHALON CORP·Filed 2017·Granted Nov 6, 2018·0 cites·1 claims
- 1364USD764876SKnife blockCALPHALON CORP·Filed 2015·Granted Aug 30, 2016·10 cites·1 claims
- 1462US2025187695A1Systems and methods for a multi-mode ride-on deviceGRACO CHILDRENS PRODUCTS INC·Filed 2024·Application pending·0 cites
- 1557USD766047SKnife blockCALPHALON CORP·Filed 2015·Granted Sep 13, 2016·7 cites·1 claims
- 1657USD764875SKnife blockCALPHALON CORP·Filed 2015·Granted Aug 30, 2016·7 cites·1 claims
- 1753US9013176B2Methods and apparatus for sensing a substrate in a load cupLISCHKA DAVID J·Filed 2012·Granted Apr 21, 2015·1 cites·21 claims
- 1852USD764879SKnife blockCALPHALON CORP·Filed 2015·Granted Aug 30, 2016·6 cites·1 claims
- 1951US2025127311A1Systems and methods for bassinets connectable with child support structures and/or having collapsible structuresGRACO CHILDRENS PRODUCTS INC·Filed 2024·Application pending·0 cites
- 2043USD766048SKnife blockCALPHALON CORP·Filed 2015·Granted Sep 13, 2016·3 cites·1 claims
- 2142USD764878SKnife blockCALPHALON CORP·Filed 2015·Granted Aug 30, 2016·3 cites·1 claims
- 2234USD764877SKnife blockCALPHALON CORP·Filed 2015·Granted Aug 30, 2016·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →