Pui; David Y. H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Pui; David Y. H..The latest application filed is for "solar assisted large scale cleaning system".

Company Profile

0.24.22

Pui; David Y. H. - Medina MN
Pui; David Y. H. - Plymouth MN
Pui; David Y. H. - Minneapolis MN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Detection system for determining filtering effectiveness of airborne molecular contamination Grant 10,101,258 - Kaufman , et al. October 16, 2	2018-10-16
Solar Assisted Large Scale Cleaning System App 20180200661 - Pui; David Y.H. ; et al.	2018-07-19
Device with electrospray coating to deliver active ingredients Grant 9,642,694 - Hoerr , et al. May 9, 2	2017-05-09
Detection System For Determining Filtering Effectiveness Of Airborne Molecular Contamination App 20160061709 - Kaufman; Stanley L. ; et al.	2016-03-03
Measurement of particle morphology using filtration Grant 9,222,856 - Wang , et al. December 29, 2	2015-12-29
Electrospray Coating Of Objects App 20150352592 - HOERR; ROBERT A. ; et al.	2015-12-10
High mass throughput particle generation using multiple nozzle spraying Grant 9,050,611 - Pui , et al. June 9, 2	2015-06-09
Electrospray Coating Of Objects App 20130323403 - HOERR; ROBERT A. ; et al.	2013-12-05
High Mass Throughput Particle Generation Using Multiple Nozzle Spraying App 20130221139 - PUI; DAVID Y.H. ; et al.	2013-08-29
Measurement Of Particle Morphology Using Filtration App 20130174643 - Wang; Jing ; et al.	2013-07-11
Measurement system for the multidimensional aerosol characterization Grant 8,181,505 - Mertler , et al. May 22, 2	2012-05-22
Coating medical devices Grant 8,028,646 - Pui , et al. October 4, 2	2011-10-04
Electrospray Coating Of Objects App 20110229627 - HOERR; ROBERT A. ; et al.	2011-09-22
High Mass Throughput Particle Generation Using Multiple Nozzle Spraying App 20110174902 - Pui; David Y.H. ; et al.	2011-07-21
Electrospraying method with conductivity control Grant 7,972,661 - Pui , et al. July 5, 2	2011-07-05
Electrospray coating of objects Grant 7,951,428 - Hoerr , et al. May 31, 2	2011-05-31
Instruments for measuring nanoparticle exposure Grant 7,812,306 - Fissan , et al. October 12, 2	2010-10-12
High Mass Throughput Particle Generation Using Multiple Nozzle Spraying App 20090266924 - Pui; David Y.H. ; et al.	2009-10-29
Measurement System For The Multidimensional Aerosol Characterization App 20090199623 - Mertler; Michael ; et al.	2009-08-13
High mass throughput particle generation using multiple nozzle spraying Grant 7,498,063 - Pui , et al. March 3, 2	2009-03-03
Electrospraying apparatus and method for coating particles App 20080141936 - Pui; David Y.H. ; et al.	2008-06-19
Electrospraying apparatus and method for coating particles Grant 7,279,322 - Pui , et al. October 9, 2	2007-10-09
Electrospray coating of objects App 20070199824 - Hoerr; Robert A. ; et al.	2007-08-30
Coating medical devices Grant 7,247,338 - Pui , et al. July 24, 2	2007-07-24
Instruments for measuring nanoparticle exposure App 20060284077 - Fissan; Heinz ; et al.	2006-12-21
Coating medical devices App 20060177573 - Pui; David Y.H. ; et al.	2006-08-10
High mass throughput particle generation using multiple nozzle spraying App 20040241315 - Pui, David Y.H. ; et al.	2004-12-02
Electrospraying apparatus and method for coating particles App 20040177807 - Pui, David Y.H. ; et al.	2004-09-16
High mass throughput particle generation using multiple nozzle spraying Grant 6,764,720 - Pui , et al. July 20, 2	2004-07-20
Electrospraying apparatus and method for coating particles Grant 6,746,869 - Pui , et al. June 8, 2	2004-06-08
Coating medical devices App 20030143315 - Pui, David Y.H. ; et al.	2003-07-31
Electrospraying apparatus and method for coating particles App 20020150669 - Pui, David Y. H. ; et al.	2002-10-17
Electrospraying apparatus and method for introducing material into cells Grant 6,399,362 - Pui , et al. June 4, 2	2002-06-04
High mass throughput particle generation using multiple nozzle spraying App 20020007869 - Pui, David Y.H. ; et al.	2002-01-24
Instrument for measuring and classifying nanometer aerosols Grant 6,230,572 - Pui , et al. May 15, 2	2001-05-15
Charged particle neutralizing apparatus and method of neutralizing charged particles Grant 6,145,391 - Pui , et al. November 14, 2	2000-11-14
Electrospraying apparatus and method for introducing material into cells Grant 6,093,557 - Pui , et al. July 25, 2	2000-07-25
Particle charging apparatus and method of charging particles Grant 5,973,904 - Pui , et al. October 26, 1	1999-10-26
Window purging system for a combustion instrument Grant 5,146,244 - Myhre , et al. September 8, 1	1992-09-08
Purge air system for a combustion instrument Grant 4,786,188 - Myhre , et al. November 22, 1	1988-11-22
Method of recycling collected exhaust particles Grant 4,338,784 - Liu , et al. July 13, 1	1982-07-13
Apparatus for recycling collected exhaust particles Grant 4,316,360 - Liu , et al. February 23, 1	1982-02-23
Method for reducing particulates discharged by combustion means Grant 4,304,096 - Liu , et al. December 8, 1	1981-12-08

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