Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12349034 | Alarm method and system | — | 2025-07-01 |
| 12047837 | Medical device alarm method and system | H. Lee Browne, David Schmidt | 2024-07-23 |
| 10979567 | Alarm method and system | — | 2021-04-13 |
| 10778373 | Method and apparatus for space division multiple access receiver | — | 2020-09-15 |
| 10547414 | Method and apparatus for broadcasting with spatially diverse signals | — | 2020-01-28 |
| 9936365 | Alarm method and system | — | 2018-04-03 |
| 8767796 | Method and apparatus for space division multiple access receiver | — | 2014-07-01 |
| 8767842 | Method and apparatus for broadcasting with spatially diverse signals | — | 2014-07-01 |
| 7965794 | Method and apparatus for broadcasting with spatially diverse signals | — | 2011-06-21 |
| 7496129 | Method and apparatus for space division multiple access receiver | — | 2009-02-24 |
| 7251286 | Method and apparatus for space division multiple access receiver | — | 2007-07-31 |
| 6833809 | Remote sensing using rayleigh signaling | — | 2004-12-21 |
| 6823021 | Method and apparatus for space division multiple access receiver | — | 2004-11-23 |
| 6608588 | Remote sensing using Rayleigh signaling | — | 2003-08-19 |
| 6462264 | Method and apparatus for audio broadcast of enhanced musical instrument digital interface (MIDI) data formats for control of a sound generator to create music, lyrics, and speech | — | 2002-10-08 |
| 6286141 | Personal editing system | H. Lee Browne, David Schmidt | 2001-09-04 |
| 6275679 | Secure communication using array transmitter | Dale A. Leavy | 2001-08-14 |
| 6216263 | Receiver apparatus and method for providing conditional access to received televison programs | — | 2001-04-10 |
| 6128031 | Broadcast signal receiver retrofit apparatus and method | David Schmidt, Paul R. Low | 2000-10-03 |
| 6104423 | Receiver apparatus and method for providing conditional access to received television programs | — | 2000-08-15 |
| 6081290 | Broadcast signal receiver retrofit apparatus and method | David Schmidt, Paul R. Low | 2000-06-27 |
| 6020910 | Broadcast signal receiver retrofit apparatus and method | David Schmidt | 2000-02-01 |
| 5546083 | Bidirectional repeater amplifier | — | 1996-08-13 |
| 4554584 | Video and audio blanking system | Dale A. Leavy | 1985-11-19 |