Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12072371 | Self-test auto monitor ground fault circuit interrupter (GFCI) with power denial | Joseph V. DeBartolo, Jr. | 2024-08-27 |
| 12021371 | Ground fault circuit interrupter using frequency recognition and measurement | Joseph Michael Meady | 2024-06-25 |
| 11747392 | Self-test auto monitor ground fault circuit interrupter (GFCI) with power denial | Joseph V. DeBartolo, Jr. | 2023-09-05 |
| 11664651 | Ground fault circuit interrupter using frequency recognition and measurement | Joseph Michael Meady | 2023-05-30 |
| 11211781 | Ground fault circuit interrupter using frequency recognition and measurement | Joseph Michael Meady | 2021-12-28 |
| 11025049 | Self-test auto monitor ground fault circuit interrupter (GFCI) with power denial | Joseph V. DeBartolo, Jr. | 2021-06-01 |
| 10541526 | Ground fault circuit interrupter using frequency recognition and measurement | Joseph Michael Meady | 2020-01-21 |
| 10418799 | Self-testing auto monitor ground fault circuit interrupter (GFCI) with power denial | Joseph V. DeBartolo, Jr. | 2019-09-17 |
| 9820357 | Occupancy sensor with dimmer feature and night light and method of lighting control using the same | Christopher C. Primous | 2017-11-14 |
| 9595824 | Self-testing auto monitor ground fault circuit interrupter (GFCI) with power denial | Joseph V. DeBartolo, Jr. | 2017-03-14 |
| 9357620 | Occupancy sensor with dimmer feature and night light and method of lighting control using the same | Christopher C. Primous | 2016-05-31 |
| 8970372 | Occupancy sensor with dimmer feature and night light and method of lighting control using the same | Christopher C. Primous | 2015-03-03 |
| 7800873 | Ground fault circuit interruptor (GFCI) device having safe contact end-of-life condition and method of detecting same in a GFCI device | Nelson Bonilla, Daming Yu, Robert William Youle, John R. Baldwin | 2010-09-21 |
| 7315437 | Self testing ground fault circuit interrupter (GFCI) with end of life (EOL) indicator, secondary power supply for EOL and self test circuitry, and device for opening line hot when EOL occurs | Nelson Bonilla, John R. Baldwin, Robert Fanzutti, Daming Yu, Robert William Youle | 2008-01-01 |
| 6807035 | Fault interrupter using microcontroller for fault sensing and automatic self-testing | John R. Baldwin, David F. Ellison, Thomas M. McDonald | 2004-10-19 |
| 6566882 | Method and apparatus for device-dependent calibration of relays for high accuracy operation at zero-crossing of input power signal | John R. Baldwin, Daming Yu | 2003-05-20 |
| 6324008 | Multiple optical designs for a multifunction sensor | John R. Baldwin, David F. Ellison | 2001-11-27 |
| 6285912 | System for physically mounting a multifunction user interface to a basic multifunction sensor to access and control various parameters of a control network environment | David F. Ellison, John R. Baldwin, David Yu | 2001-09-04 |
| 6151529 | Motion sensing system with adaptive timing for controlling lighting fixtures | — | 2000-11-21 |
| 6082894 | Temperature and passive infrared sensor module | John R. Baldwin | 2000-07-04 |
| 6014302 | Electric shock prevention apparatus for use with a component having an uninsulated exterior surface | Ward E. Strang, Christopher A. Carbone | 2000-01-11 |
| 5971597 | Multifunction sensor and network sensor system | John R. Baldwin, David F. Ellison | 1999-10-26 |
| 5973594 | Multiple optical designs for a multifunction sensor | John R. Baldwin, David F. Ellison | 1999-10-26 |
| 5946209 | Motion sensing system with adaptive timing for controlling lighting fixtures | David P. Eckel, Mark Walter, William J. Rose, Brian Patrick Donlon, David A. Zeichner | 1999-08-31 |
| D409936 | Low profile passive infrared sensor | John R. Baldwin, David F. Ellison | 1999-05-18 |