Inventor · disambiguated record
Alexander C. Tsuei
Also filed as: TSUEI ALEXANDER C · TSUEI ALEXANDER C-R · TSUEI ALEXANDER CHIERUEN
14 granted patents·4 pending applications·490 citations·filing 1993–2022
93Inventor score
Files with3M INNOVATIVE PROPERTIES CO7MINNESOTA MINING & MFG5TSUEI ALEXANDER C3TSUEI ALEXANDER CHIERUEN3
Top patents by PatentIndex Score
18 records- 0197US5783303ACurable water-based coating compositions and cured products thereofMINNESOTA MINING & MFG·Filed 1997·Granted Jul 21, 1998·131 cites·23 claims
- 0294US5643669ACurable water-based coating compositions and cured products thereofMINNESOTA MINING & MFG·Filed 1996·Granted Jul 1, 1997·75 cites·11 claims
- 0393US9616258B2Dispensable face mask and method of making the sameTSUEI ALEXANDER C·Filed 2011·Granted Apr 11, 2017·31 cites·18 claims
- 0489US5589194AMethod of encapsulation and microcapsules produced therebyMINNESOTA MINING & MFG·Filed 1993·Granted Dec 31, 1996·149 cites·17 claims
- 0585US8967837B2Solid state light with features for controlling light distribution and air cooling channels3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Mar 3, 2015·10 cites·30 claims
- 0685US5433953AMicrocapsules and methods for making sameMINNESOTA MINING & MFG·Filed 1994·Granted Jul 18, 1995·53 cites·16 claims
- 0780US9272838B2Conformable face mask packaging and dispensing systems3M INNOVATIVE PROPERTIES CO·Filed 2013·Granted Mar 1, 2016·6 cites·21 claims
- 0875US7055675B2Conveyor belt cleaning system3M INNOVATIVE PROPERTIES CO·Filed 2002·Granted Jun 6, 2006·15 cites·33 claims
- 0968US11730211B2Face mask and method for manufacturing thereofTSUEI ALEXANDER CHIERUEN·Filed 2021·Granted Aug 22, 2023·0 cites·14 claims
- 1067US7204365B2Conveyor belt cleaning system3M INNOVATIVE PROPERTIES CO·Filed 2006·Granted Apr 17, 2007·5 cites·30 claims
- 1161US11122841B2Face mask and method for manufacturing thereofTSUEI ALEXANDER CHIERUEN·Filed 2019·Granted Sep 21, 2021·0 cites·15 claims
- 1260US7114610B2Conveyor belt cleaning system3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Oct 3, 2006·7 cites·21 claims
- 1356US2014224261A1Face mask with flap and method of making the sameTSUEI ALEXANDER C·Filed 2012·Application pending·0 cites
- 1455US11944138B2Face mask and method for manufacturing thereofTSUEI ALEXANDER CHIERUEN·Filed 2022·Granted Apr 2, 2024·0 cites·20 claims
- 1549US2015173436A1Conformable face mask3M INNOVATIVE PROPERTIES CO·Filed 2013·Application pending·0 cites
- 1646US2002062912A1Mat product communication system3M INNOVATIVE PROPERTIES CO·Filed 2000·Application pending·0 cites
- 1743US5449399ABlendable writing instrumentMINNESOTA MINING & MFG·Filed 1994·Granted Sep 12, 1995·8 cites·21 claims
- 1843US2012325843A1Stack of interfolded face masks and dispenserTSUEI ALEXANDER C·Filed 2011·Application pending·0 cites
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