loadpatents
Patent applications and USPTO patent grants for Heitschel; Carl T..The latest application filed is for "concurrent wireless/landline interface apparatus and method".
Patent | Date |
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Concurrent wireless/landline interface apparatus and method Grant 7,248,869 - Schornack , et al. July 24, 2 | 2007-07-24 |
Concurrent wireless/landline interface Grant 7,089,034 - Schornack , et al. August 8, 2 | 2006-08-08 |
Concurrent wireless/landline interface apparatus and method Grant 6,785,517 - Schornack , et al. August 31, 2 | 2004-08-31 |
Concurrent wireless/landline interface apparatus and method Grant 6,775,522 - Schornack , et al. August 10, 2 | 2004-08-10 |
Concurrent wireless/landline interface apparatus and method App 20040152461 - Schornack, Louis W. ;   et al. | 2004-08-05 |
Concurrent wireless/landline interface apparatus and method App 20020146977 - Schornack, Louis W. ;   et al. | 2002-10-10 |
Concurrent wireless/landline interface apparatus and method App 20010041533 - Schornack, Louis W. ;   et al. | 2001-11-15 |
Concurrent wireless/landline interface apparatus and method Grant 5,946,616 - Schornack , et al. August 31, 1 | 1999-08-31 |
Concurrent wireless/landline interface apparatus with testing means Grant 5,812,637 - Schornack , et al. September 22, 1 | 1998-09-22 |
Concurrent wireless/landline interface apparatus Grant 5,715,296 - Schornack , et al. February 3, 1 | 1998-02-03 |
Remote actuating apparatus with long and short operating codes Grant 5,635,913 - Willmott , et al. June 3, 1 | 1997-06-03 |
Remote actuating apparatus comprising keypad controlled transmitter Grant 5,576,701 - Heitschel , et al. November 19, 1 | 1996-11-19 |
System for establishing a code and controlling operation of equipment Grant 4,988,992 - Heitschel , et al. January 29, 1 | 1991-01-29 |
Digital light control Grant 4,716,301 - Willmott , et al. December 29, 1 | 1987-12-29 |
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