Chwalek; James M

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chwalek; James M.The latest application filed is for "ultrasonic transducer and method of fabricating an ultrasonic transducer".

Company Profile

2.56.46

Chwalek; James M - Pittsford NY
Chwalek; James M. - Pittsford NY
Chwalek, James M. - Pittsord NY
Chwalek; James M. - Rochester NY

*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
Ultrasonic transducer with via formed in piezoelectric element and method of fabricating an ultrasonic transducer including milling a piezoelectric substrate Grant 11,417,309 - Chwalek , et al. August 16, 2	2022-08-16
Ultrasonic Transducer and Method of Fabricating an Ultrasonic Transducer App 20220013103 - Chwalek; James M. ; et al.	2022-01-13
High Bandwidth Ultrasonic Transducer With Metal Backing Layer And Method Of Fabrication App 20210283656 - Chwalek; James M. ; et al.	2021-09-16
Ultrasonic Transducer and Method of Fabricating an Ultrasonic Transducer App 20200175958 - Chwalek; James M. ; et al.	2020-06-04
High Frequency Ultrasonic Transducer and Method of Fabrication App 20200171544 - Chwalek; James M ; et al.	2020-06-04
Liquid drop ejection using dual feed ejector Grant 8,591,008 - Delametter , et al. November 26, 2	2013-11-26
Liquid drop ejection using dual feed ejector Grant 8,496,318 - Delametter , et al. July 30, 2	2013-07-30
Liquid Drop Ejection Using Dual Feed Ejector App 20120062654 - Delametter; Christopher N. ; et al.	2012-03-15
Liquid Drop Ejection Using Dual Feed Ejector App 20110128316 - Delametter; Christopher N. ; et al.	2011-06-02
Dual feed liquid drop ejector Grant 7,857,422 - Delametter , et al. December 28, 2	2010-12-28
Fluid ejector having an anisotropic surface chamber etch Grant 7,836,600 - Chwalek , et al. November 23, 2	2010-11-23
Continuous fluid jet ejector with anisotropically etched fluid chambers Grant 7,731,341 - Trauernicht , et al. June 8, 2	2010-06-08
Continuous Fluid Jet Ejector With Anisotropically Etched Fluid Chambers App 20090295861 - Trauernicht; David P. ; et al.	2009-12-03
Dual Feed Liquid Drop Ejector App 20080180485 - Delametter; Christopher N. ; et al.	2008-07-31
Apparatus And Method Of Controlling Droplet Trajectory App 20080122885 - Chwalek; James M. ; et al.	2008-05-29
Apparatus and method of controlling droplet trajectory Grant 7,364,277 - Chwalek , et al. April 29, 2	2008-04-29
Printhead Having A Removable Nozzle Plate App 20080094431 - Hawkins; Gilbert A. ; et al.	2008-04-24
Substrate etching method for forming connected features Grant 7,354,522 - Kneezel , et al. April 8, 2	2008-04-08
Fluid ejection device nozzle array configuration Grant 7,350,902 - Dietl , et al. April 1, 2	2008-04-01
Printhead having a removable nozzle plate Grant 7,331,650 - Hawkins , et al. February 19, 2	2008-02-19
Air deflected drop liquid pattern deposition apparatus and methods Grant 7,303,265 - Delametter , et al. December 4, 2	2007-12-04
Suppression of artifacts in inkjet printing Grant 7,273,269 - Hawkins , et al. September 25, 2	2007-09-25
Fluid Ejector Having An Anisotropic Surface Chamber Etch App 20070153060 - Chwalek; James M. ; et al.	2007-07-05
Fluid ejector having an anisotropic surface chamber etch Grant 7,213,908 - Chwalek , et al. May 8, 2	2007-05-08
Continuous fluid jet ejector with anisotropically etched fluid chambers App 20070052766 - Trauernicht; David P. ; et al.	2007-03-08
Fluid ejection device nozzle array configuration App 20060103691 - Dietl; Steven J. ; et al.	2006-05-18
Preventing defective nozzle ink discharge in continuous inkjet printhead from being used for printing Grant 7,004,571 - Garbacz , et al. February 28, 2	2006-02-28
Fluid ejector having an anisotropic surface chamber etch App 20060028511 - Chwalek; James M. ; et al.	2006-02-09
Substrate etching method for forming connected features App 20060027521 - Kneezel; Gary A. ; et al.	2006-02-09
Suppression of artifacts in inkjet printing App 20060023011 - Hawkins; Gilbert A. ; et al.	2006-02-02
Liquid emission device Grant 6,986,566 - Delametter , et al. January 17, 2	2006-01-17
Fabrication of liquid emission device with symmetrical electrostatic mandrel Grant 6,966,110 - DeBar , et al. November 22, 2	2005-11-22
Apparatus and method of controlling droplet trajectory App 20050231558 - Chwalek, James M. ; et al.	2005-10-20
Printhead having a removable nozzle plate App 20050225597 - Hawkins, Gilbert A. ; et al.	2005-10-13
CMOS/MEMS integrated ink jet print head and method of forming same Grant 6,943,037 - Anagnostopoulos , et al. September 13, 2	2005-09-13
Ink-jet printing with reduced cross-talk Grant 6,923,529 - Chwalek , et al. August 2, 2	2005-08-02
Apparatus and method for maintaining constant drop volumes in a continuous stream ink jet printer Grant 6,883,904 - Jeanmaire , et al. April 26, 2	2005-04-26
Continuous ink-jet printing method and apparatus Grant 6,863,385 - Jeanmarie , et al. March 8, 2	2005-03-08
Continuous stream ink jet printer with mechanism for asymmetric heat deflection at reduced ink temperature and method of operation thereof Grant 6,830,320 - Hawkins , et al. December 14, 2	2004-12-14
Continuous ink jet printing method and apparatus with ink droplet velocity discrimination Grant 6,827,429 - Jeanmaire , et al. December 7, 2	2004-12-07
Liquid emission device App 20040179069 - Delametter, Christopher N. ; et al.	2004-09-16
Preventing defective nozzle ink discharge in continuous inkjet printhead from being used for printing App 20040165038 - Garbacz, Gregory J. ; et al.	2004-08-26
Fabrication of liquid emission device with asymmetrical electrostatic mandrel Grant 6,770,211 - DeBar , et al. August 3, 2	2004-08-03
Apparatus and method of enhancing fluid deflection in a continuous ink jet printhead Grant 6,761,437 - Delametter , et al. July 13, 2	2004-07-13
Continuous stream ink jet printhead of the gas stream drop deflection type having ambient pressure compensation mechanism and method of operation thereof Grant 6,739,705 - Jeanmaire , et al. May 25, 2	2004-05-25
Fabrication of liquid emission device with symmetrical electrostatic mandrel App 20040055126 - DeBar, Michael J. ; et al.	2004-03-25
Fabrication of liquid emission device with asymmetrical electrostatic mandrel App 20040041884 - DeBar, Michael J. ; et al.	2004-03-04
Continuous ink jet printing with improved drop formation Grant 6,682,182 - Jeanmaire , et al. January 27, 2	2004-01-27
Drop-on-demand liquid emission using asymmetrical electrostatic device App 20030218084 - Hawkins, Gilbert A. ; et al.	2003-11-27
Ink droplet forming apparatus and method for use in ink jet printer system Grant 6,644,792 - Jeanmaire , et al. November 11, 2	2003-11-11
Apparatus and method for maintaining constant drop volumes in a continuous stream ink jet printer App 20030202055 - Jeanmaire, David L. ; et al.	2003-10-30
Continuous stream ink jet printer with mechanism for asymmetric heat deflection at reduced ink temperature and method of operation thereof App 20030202053 - Hawkins, Gilbert A. ; et al.	2003-10-30
Continuous ink-jet printing method and apparatus App 20030202054 - Jeanmaire, David L. ; et al.	2003-10-30
Continuous ink jet printing with improved drop formation App 20030193551 - Jeanmaire, David L. ; et al.	2003-10-16
Drop-on-demand liquid emission using asymmetrical electrostatic device Grant 6,626,520 - Hawkins , et al. September 30, 2	2003-09-30
Continuous stream ink jet prinhead of the gas stream drop deflection type having ambient pressure compensation mechanism and method of operation thereof App 20030137566 - Jeanmaire, David L. ; et al.	2003-07-24
Continuous ink-jet printing method and apparatus Grant 6,588,888 - Jeanmaire , et al. July 8, 2	2003-07-08
Ink-jet printing with reduced cross-talk App 20030117465 - Chwalek, James M. ; et al.	2003-06-26
Continuous Inkjet Printer With Heat Actuated Microvalves For Controlling The Direction Of Delivered Ink App 20030112302 - Furlani, Edward P. ; et al.	2003-06-19
Apparatus and method of balancing end jet forces in an ink jet printing system Grant 6,572,223 - Delametter , et al. June 3, 2	2003-06-03
Printhead having gas flow ink droplet separation and method of diverging ink droplets Grant 6,554,410 - Jeanmaire , et al. April 29, 2	2003-04-29
Inkjet drop selection a non-uniform airstream Grant 6,554,389 - Hawkins , et al. April 29, 2	2003-04-29
Continuous ink jet printing method and apparatus with ink droplet velocity discrimination App 20030063166 - Jeanmaire, David L. ; et al.	2003-04-03
Apparatus and method of enhancing fluid deflection in a continuous ink jet printhead App 20030043223 - Delametter, Christopher N. ; et al.	2003-03-06
CMOS/MEMS integrated ink jet print head and method of forming same App 20030016272 - Anagnostopoulos, Constantine N. ; et al.	2003-01-23
Continuous ink jet printhead with improved drop formation and apparatus using same App 20030016275 - Jeanmaire, David L. ; et al.	2003-01-23
Continuous ink jet printer with binary electrostatic deflection Grant 6,509,917 - Chwalek , et al. January 21, 2	2003-01-21
Ink jet apparatus having amplified asymmetric heating drop deflection Grant 6,505,921 - Chwalek , et al. January 14, 2	2003-01-14
Continuous ink jet printhead with thin membrane nozzle plate Grant 6,491,376 - Trauernicht , et al. December 10, 2	2002-12-10
Incorporation of silicon bridges in the ink channels of CMOS/MEMS integrated ink jet print head and method of forming same Grant 6,474,794 - Anagnostopoulos , et al. November 5, 2	2002-11-05
CMOS/MEMS integrated ink jet print head with heater elements formed during CMOS processing and method of forming same App 20020149654 - Anagnostopoulos, Constantine N. ; et al.	2002-10-17
Apparatus and method of balancing end jet forces in an ink jet printing system App 20020135637 - Delametter, Christopher N. ; et al.	2002-09-26
Continuous ink-jet printing method and apparatus for correcting ink drop placement App 20020130931 - Hawkins, Gilbert A. ; et al.	2002-09-19
CMOS/MEMS integrated ink jet print head with heater elements formed during CMOS processing and method of forming same Grant 6,450,619 - Anagnostopoulos , et al. September 17, 2	2002-09-17
Continuous ink jet printing apparatus with nozzles having different diameters Grant 6,450,628 - Jeanmaire , et al. September 17, 2	2002-09-17
Printhead having gas flow ink droplet separation and method of diverging ink droplets App 20020122102 - Jeanmaire, David L. ; et al.	2002-09-05
CMOS/MEMS integrated ink jet print head and method of forming same App 20020113843 - Anagnostopoulos, Constantine N. ; et al.	2002-08-22
Ink jet ink composition App 20020112642 - Sharma, Ravi ; et al.	2002-08-22
Continuous ink jet printhead with thin membrane nozzle plate App 20020113840 - Trauernicht, David P. ; et al.	2002-08-22
Continuous ink-jet printhead having serrated gutter App 20020101474 - Hawkins, Gilbert A. ; et al.	2002-08-01
Cmos/mems Integrated Ink Jet Print Head With Silicon Based Lateral Flow Nozzle Architecture And Method Of Forming Same App 20020085069 - Anagnostopoulos, Constantine N. ; et al.	2002-07-04
Ink jet apparatus having amplified asymmetric heating drop deflection App 20020085073 - Chwalek, James M. ; et al.	2002-07-04
Continuous ink-jet printing method and apparatus App 20020085071 - Jeanmaire, David L. ; et al.	2002-07-04
Method for preventing ink drop misdirection in an asymmetric heat-type ink jet printer Grant 6,402,305 - Chwalek , et al. June 11, 2	2002-06-11
Continuous ink jet printing process Grant 6,361,156 - Romano, Jr. , et al. March 26, 2	2002-03-26
Apparatus And Method For Drying Receiver Media In An Ink Jet Printer App 20020006299 - ANAGNOSTOPOULOS, CONSTANTINE N. ; et al.	2002-01-17
Ink printing head with gutter cleaning structure and method of assembling the printer Grant 6,283,575 - Hawkins , et al. September 4, 2	2001-09-04
Continuous ink jet printer with asymmetric heating drop deflection Grant 6,254,225 - Chwalek , et al. July 3, 2	2001-07-03
Continuous ink jet printing process using asymmetric heating drop deflection Grant 6,247,801 - Trauernicht , et al. June 19, 2	2001-06-19
Continuous ink jet print head having multi-segment heaters Grant 6,217,163 - Anagnostopoulos , et al. April 17, 2	2001-04-17
Continuous ink jet print head having power-adjustable segmented heaters Grant 6,213,595 - Anagnostopoulos , et al. April 10, 2	2001-04-10
Ink jet print head having heater upper surface coplanar with a surrounding surface of substrate Grant 6,158,845 - Chwalek , et al. December 12, 2	2000-12-12
Continuous ink jet printer with asymmetric heating drop deflection Grant 6,079,821 - Chwalek , et al. June 27, 2	2000-06-27
Ink printing with drop separation Grant 6,022,099 - Chwalek , et al. February 8, 2	2000-02-08
Ink compositions containing surfactant sols comprising mixtures of solid surfactants Grant 5,916,358 - Bagchi , et al. June 29, 1	1999-06-29
Method of making a device for converting infrared radiation Grant 5,525,380 - Paz-Pujalt , et al. June 11, 1	1996-06-11
Highly oriented metal fluoride thin film waveguide articles on a substrate Grant 5,492,776 - Paz-Pujalt , et al. February 20, 1	1996-02-20
Multiwavelength upconversion waveguide laser Grant 5,436,919 - Chwalek , et al. July 25, 1	1995-07-25
Frequency tunable waveguide extended cavity laser Grant 5,418,802 - Chwalek May 23, 1	1995-05-23
Method of using multiwavelength upconversion for sample element interrogation in medical diagnostic equipment Grant 5,399,499 - Paz-Pujalt , et al. March 21, 1	1995-03-21

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