Tresness; Andrew F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tresness; Andrew F..The latest application filed is for "spark gap apparatus".
- Tresness; Andrew F. - Manlius NY US
- Tresness; Andrew F. - Syracuse NY
| Patent | Date |
|---|---|
| Spark gap apparatus Grant 8,395,875 - Tresness March 12, 2 | 2013-03-12 |
| Spark Gap Apparatus App 20120039010 - Tresness; Andrew F. | 2012-02-16 |
| Electronic filter assembly Grant 6,888,423 - Tresness , et al. May 3, 2 | 2005-05-03 |
| Electronic filter assembly App 20050001697 - Gould, Jerry M. ; et al. | 2005-01-06 |
| Electronic filter assembly App 20040104788 - Tresness, Andrew F. ; et al. | 2004-06-03 |
| Electronic filter assembly Grant 6,674,343 - Gould , et al. January 6, 2 | 2004-01-06 |
| Electronic filter assembly Grant 6,323,743 - Zelenz , et al. November 27, 2 | 2001-11-27 |
| Electronic filter assembly App 20010040488 - Gould, Jerry M. ; et al. | 2001-11-15 |
| Television signal enhancement and scrambling system Grant RE34,720 - Zelenz September 6, 1 | 1994-09-06 |
| Television signal enhancement and scrambling system Grant 5,022,078 - Zelenz June 4, 1 | 1991-06-04 |
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