AT

Alexander C. Tsuei

3M: 11 patents #1,441 of 11,543Top 15%
Overall (All Time): #338,089 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11944138 Face mask and method for manufacturing thereof Angie Carol Tsuei, Feng-Yi Tsuei 2024-04-02
11730211 Face mask and method for manufacturing thereof 2023-08-22
11122841 Face mask and method for manufacturing thereof 2021-09-21
9616258 Dispensable face mask and method of making the same 2017-04-11
9272838 Conformable face mask packaging and dispensing systems 2016-03-01
8967837 Solid state light with features for controlling light distribution and air cooling channels James F. Poch, Paul E. Humpal, Hamid R. Mortazavi, Robert L. Brott, Raymond P. Johnston 2015-03-03
7204365 Conveyor belt cleaning system Lance E. Behymer, Smarajit Mitra, Jerald W. Hall, Jr. 2007-04-17
7114610 Conveyor belt cleaning system Lance E. Behymer, Smarajit Mitra, Jerald W. Hall, Jr. 2006-10-03
7055675 Conveyor belt cleaning system Lance E. Behymer, Smarajit Mitra, Jerald W. Hall, Jr. 2006-06-06
5783303 Curable water-based coating compositions and cured products thereof 1998-07-21
5643669 Curable water-based coating compositions and cured products thereof 1997-07-01
5589194 Method of encapsulation and microcapsules produced thereby Lorenz Kogl, III, Daniel B. Pendergrass, Jr. 1996-12-31
5449399 Blendable writing instrument Daniel B. Pendergrass, Jr. 1995-09-12
5433953 Microcapsules and methods for making same Smarajit Mitra 1995-07-18