Christian Hofstader

Follow

Person

St. Petersburg, FL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Screen reader having concurrent communication of non-textual inform...
- Patent number 9,263,026
- Issue date Feb 16, 2016
- Freedom Scientific, Inc.
- Christian D. Hofstader
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Screen reader having concurrent communication of non-textual inform...
- Patent number 8,826,137
- Issue date Sep 2, 2014
- Freedom Scientific, Inc.
- Christian D. Hofstader
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Multimodal XML delivery system and method
- Patent number 7,818,664
- Issue date Oct 19, 2010
- Freedom Scientific, Inc.
- Glen Gordon
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
SCREEN READER HAVING CONCURRENT COMMUNICATION OF NON-TEXTUAL INFORM...
- Publication number 20140324438
- Publication date Oct 30, 2014
- Christian D. Hofstader
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Multimodal XML Delivery System and Method
- Publication number 20050210030
- Publication date Sep 22, 2005
- Freedom Scientific, Inc.
- Glen Gordon
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Screen reader having concurrent communication of non-textual inform...
- Publication number 20050071165
- Publication date Mar 31, 2005
- Christian D. Hofstader
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS