| 11968504 |
Hearing-assist systems and methods for audio quality enhancements in performance venues |
Christopher R. Knox |
2024-04-23 |
| 10511919 |
Methods for hearing-assist systems in various venues |
— |
2019-12-17 |
| 7327547 |
Circuit element and use thereof |
— |
2008-02-05 |
| 7193837 |
Plug and circuitry for grounding an element |
— |
2007-03-20 |
| 6987659 |
Plug and circuitry for grounding an element |
— |
2006-01-17 |
| 6873516 |
System for protecting a person from the effects of ESD |
— |
2005-03-29 |
| 6801418 |
Grounding elements for eliminating ESD via floor coverings and devices |
— |
2004-10-05 |
| 5392188 |
Power surge transient voltage protection and filtering circuit having current controlling characteristics |
— |
1995-02-21 |
| 5270658 |
Means and method for testing and monitoring a circuit breaker panel assembly |
— |
1993-12-14 |
| 5257157 |
Protector network for A-C equipment |
— |
1993-10-26 |
| 5191502 |
Unitary panel for connecting a load to a power source in a manner which controls voltage surges and transients and accommodates the needs of non-linear loads |
Mark Arnspiger, Edmond E. Dumas, Jr. |
1993-03-02 |
| 5146357 |
Data communications system that prevents undesired coupling between data stations |
— |
1992-09-08 |
| 5023746 |
Suppression of transients by current sharing |
— |
1991-06-11 |
| 4860150 |
Protector network for A-C equipment |
— |
1989-08-22 |
| 4835650 |
Apparatus and method for minimizing the let-through voltage associated with circuits used in conjunction with electronic elements to suppress surges, transients and like electrical disturbances |
— |
1989-05-30 |
| 4794490 |
Heavy-duty cable termination system |
— |
1988-12-27 |
| 4675538 |
General purpose uninterruptible power supply |
— |
1987-06-23 |
| 4675772 |
Protector network for A-C equipment |
— |
1987-06-23 |
| 4297534 |
Pushbutton telephone set disabling means |
Terry M. Gernstein |
1981-10-27 |