Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11768252 | Arc fault detection based on photovoltaic operating characteristics and extraction of pink noise behavior | Jonathan C. Kim, Bradley M. Lehman | 2023-09-26 |
| 11277002 | Surge protection device for the protection of multiple DC or AC power lines | — | 2022-03-15 |
| D935416 | Thermally protected metal oxide varistor | — | 2021-11-09 |
| 10509067 | Method for AC arc fault detection using multidimensional energy points | Jonathan C. Kim, Bradley M. Lehman, Dorin O. Neacsu | 2019-12-17 |
| 9678117 | Integral safety display for a test switch | Timothy F. Masters | 2017-06-13 |
| 9568535 | Methods for detecting an open current transformer | — | 2017-02-14 |
| 9263217 | Protective switch with status detection | — | 2016-02-16 |
| 8604366 | Modular test switch | Andrew James Bower, Timothy F. Masters | 2013-12-10 |
| 8007312 | Modular test plug | Andrew James Bower, Tim Masters | 2011-08-30 |
| D640642 | Protective cover | Timothy F. Masters, Andrew James Bower | 2011-06-28 |
| 7859809 | Test plug with overvoltage protection | Russ Gonnam, Cristine Luong | 2010-12-28 |
| D621784 | Modular test plug | Andrew James Bower, Tim Masters | 2010-08-17 |
| D621793 | Test switch with improved marking | Robert Nutting, Timothy F. Masters | 2010-08-17 |
| D611004 | Test switch with improved marking | Robert Nutting, Timothy F. Masters | 2010-03-02 |
| 7563999 | Front connected test switch | Todd Gentile, Timothy F. Masters | 2009-07-21 |
| D595662 | Test switch | Timothy F. Masters | 2009-07-07 |
| D595170 | Test plug | Timothy F. Masters, Samuel Bovenzi | 2009-06-30 |
| D593961 | Test switch | Timothy F. Masters | 2009-06-09 |
| D587213 | Test switch | Timothy F. Masters | 2009-02-24 |
| D585388 | Test switch | Timothy F. Masters | 2009-01-27 |
| D583334 | Test switch | Timothy F. Masters, Patrick Hugh, Richard Lindo, Todd Gentile | 2008-12-23 |
| D558687 | Test switch | — | 2008-01-01 |
| 7302752 | Method of manufacturing an extended test switch | — | 2007-12-04 |