| 10908012 |
Initializing a test apparatus for proving operation of gas meters |
Mihir Subhash Bawal, Cristina Alfonso Lancelot, Jeff Thomas Martin |
2021-02-02 |
| 10200440 |
Reading and writing data to a meter that measures flow of material |
Jeff Thomas Martin, Andrew Logan Perkins |
2019-02-05 |
| 8400264 |
System and methods for automatically moving access barriers initiated by mobile transmitter devices |
Willis Jay Mullet, James Scott Murray |
2013-03-19 |
| 8085129 |
Power conserving mobile transmitter used with an automated barrier operating system |
Willis Jay Mullet |
2011-12-27 |
| 7956721 |
Power conserving mobile transmitter |
— |
2011-06-07 |
| 7635960 |
System and methods for automatically moving access barriers initiated by mobile transmitter devices |
Willis Jay Mullet |
2009-12-22 |
| 7521881 |
Constant speed barrier operator |
Paul J. VanDrunen, James Scott Murray |
2009-04-21 |
| 7327107 |
System and methods for automatically moving access barriers initiated by mobile transmitter devices |
Willis Jay Mullet, James Scott Murray |
2008-02-05 |
| 7327108 |
System and methods for automatically moving access barriers initiated by mobile transmitter devices |
Willis Jay Mullet |
2008-02-05 |
| 7310043 |
System for automatically moving access barriers and methods for adjusting system sensitivity |
— |
2007-12-18 |
| 7289014 |
System for automatically moving access barriers and methods for using the same |
Willis Jay Mullet, Thomas B. Bennett, III, Albert W. Mitchell, Richard Bardin |
2007-10-30 |