Frasl; Ewald

Patent Applications and Registrations

Patent applications and USPTO patent grants for Frasl; Ewald.The latest application filed is for "vibration membrane assembly for speaker, speaker and method for producing the assembly".

Company Profile

0.19.17

Frasl; Ewald - Biedermannsdorf AT
Frasl; Ewald - Beidermannsdorf AT
Frasl; Ewald - A-2362 Biedermannsdorf AT

*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
Vibration membrane assembly for speaker, speaker and method for producing the assembly Grant 9,769,583 - Hsieh , et al. September 19, 2	2017-09-19
Vibration Membrane Assembly For Speaker, Speaker And Method For Producing The Assembly App 20160205487 - Hsieh; Gary ; et al.	2016-07-14
Loudspeaker Grant 8,892,174 - Weber , et al. November 18, 2	2014-11-18
Method of and device for modifying the properties of a membrane for an electroacoustic transducer Grant 8,628,830 - Amon , et al. January 14, 2	2014-01-14
Loudspeaker App 20130237291 - Weber; Mathias ; et al.	2013-09-12
Membrane for an acoustic device and acoustic device Grant 8,437,496 - Frasl May 7, 2	2013-05-07
Compound membrane, method of manufacturing the same, and acoustic device Grant 8,284,964 - Windischberger , et al. October 9, 2	2012-10-09
Method for manufacturing an electroacoustical transducer comprising a membrane configuration Grant 7,895,727 - Frasl March 1, 2	2011-03-01
Membrane For An Acoustic Device And Acoustic Device App 20100215209 - Frasl; Ewald	2010-08-26
Acoustic Device And Method Of Manufacturing The Same App 20100046773 - Windischberger; Susanne ; et al.	2010-02-25
Compound Membrane, Method Of Manufacturing The Same, And Acoustic Device App 20100040246 - Windischberger; Susanne ; et al.	2010-02-18
Membrane with a high resistance against buckling and/or crinkling Grant 7,644,801 - Klein , et al. January 12, 2	2010-01-12
Membrane with a High Resistance Against Buckling and/or Crinkling App 20080202845 - Klein; Erich ; et al.	2008-08-28
Diaphragm for a loudspeaker with a moving coil Grant 7,416,047 - Frasl , et al. August 26, 2	2008-08-26
Electroacoustic transducer comprising a membrane with a middle area comprising stiffening grooves Grant 7,306,073 - Frasl December 11, 2	2007-12-11
Diaphragm for a Loudspeaker with a Moving Coil App 20070209866 - Frasl; Ewald ; et al.	2007-09-13
Method of and device for modifying the properties of a membrane for an electroacoustic transducer App 20070178242 - Amon; Stefan ; et al.	2007-08-02
Method for manufacturing an electroacoustical transducer comprising a membrane configuration App 20060150395 - Frasl; Ewald	2006-07-13
Method for manufacturing an electroacoustical transducer comprising a membrane configuration Grant 7,043,046 - Frasl May 9, 2	2006-05-09
Electroacoustic transducer comprising a memberane with a middle area comprising stiffening grooves App 20060070796 - Frasl; Ewald	2006-04-06
Method for manufacturing an electroacoustical transducer comprising a membrane configuration App 20050028348 - Frasl, Ewald	2005-02-10
Electroacoustic transducer having a moving coil and having movable holding elements for the connecting leads of the moving coil Grant 6,831,989 - Klein , et al. December 14, 2	2004-12-14
Method for manufacturing an electroacoustical transducer comprising a membrane configuration Grant 6,799,361 - Frasl October 5, 2	2004-10-05
Electroacoustic transducer comprising a membrane with an improved pleats area Grant 6,697,496 - Frasl February 24, 2	2004-02-24
Electroacoustic transducer comprising a membrane with an improved pleats area App 20030112995 - Frasl, Ewald	2003-06-19
Electroacoustic transducer having a moving coil and having movable holding elements for the connecting leads of the moving coil App 20030068065 - Klein, Erich ; et al.	2003-04-10
Electroacoustic transducer having diaphragm with coil mounting projections and interposed stabilizing walls Grant 6,510,232 - Frasl January 21, 2	2003-01-21
Method for manufacturing an electroacoustical transducer comprising a membrane configuration App 20020110257 - Frasl, Ewald	2002-08-15
Electroacoustic transducer having a moving coil and having elastic holding elements for the connecting leads of the moving coil App 20010010728 - Frasl, Ewald	2001-08-02
Electroacoustic transducer having diaphragm with coil mounting projections and interposed stabilizing walls App 20010010725 - Frasl, Ewald	2001-08-02
Electroacoustic transducer comprising a closing member for closing the rear volume of the transducer Grant 6,038,327 - Bleim , et al. March 14, 2	2000-03-14
Electroacoustic transducer having a partition wall and a mask wall Grant 5,303,209 - Frasl April 12, 1	1994-04-12

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.