Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11423765 | Portable alarm system | Frank B. Clark | 2022-08-23 |
| 10713931 | Portable alarm system | Frank B. Clark | 2020-07-14 |
| 10169981 | Portable alarm system | Frank B. Clark | 2019-01-01 |
| 10134265 | Portable alarm system with self-monitoring sensor | Frank B. Clark | 2018-11-20 |
| 9911314 | Consumer alarm with quiet button | Frank B. Clark | 2018-03-06 |
| 9741236 | Consumer alarm with quiet button | Frank B. Clark | 2017-08-22 |
| 8698619 | Alarm system and method of communicating with alarm system | — | 2014-04-15 |
| 8643486 | Portable alarm device | — | 2014-02-04 |
| 8410925 | Portable alarm and methods of transmitting alarm data | — | 2013-04-02 |
| D659578 | Consumer portable alarm unit | Spencer Murrell | 2012-05-15 |
| 8125330 | Portable alarm and methods of transmitting alarm data | — | 2012-02-28 |
| 7327220 | Portable alarm and methods of transmitting alarm data | — | 2008-02-05 |
| 6831557 | Method of providing alarm based wireless security monitoring | — | 2004-12-14 |
| 6441731 | Alarm transmission apparatus | — | 2002-08-27 |
| 6049273 | Cordless remote alarm transmission apparatus | — | 2000-04-11 |
| 5850180 | Portable alarm system | — | 1998-12-15 |
| 5777551 | Portable alarm system | — | 1998-07-07 |
| D379157 | Portable alarm | — | 1997-05-13 |
| 5587701 | Portable alarm system | — | 1996-12-24 |