Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9490085 | 3-motion interlock for aligned switches | — | 2016-11-08 |
| 9450390 | Electrical box cover | — | 2016-09-20 |
| D756938 | Manual transfer switch | — | 2016-05-24 |
| 8723361 | Automatic transfer switch having an interlock arrangement | — | 2014-05-13 |
| 8563883 | Transfer switch with cover-mounted power inlet | — | 2013-10-22 |
| 8471659 | Automatic transfer switch having an interlock arrangement | — | 2013-06-25 |
| 8269120 | Interlock assembly for use with pair of aligned switches | J. Mark Wilkinson | 2012-09-18 |
| 8154137 | Portable power source having detachably mounted accessory | — | 2012-04-10 |
| 8138433 | Sequenced separately-derived transfer switch capable of switching a load between a pair of power supplies without introducing open neutral switching transients | Neil A. Czarnecki, Michael O. Flegel | 2012-03-20 |
| 8115476 | Apparatus for providing energy usage and energy cost data for an electrical device | Neil A. Czarnecki, Jeffrey D. Flegel | 2012-02-14 |
| 8030799 | Combination switch and circuit breaker | — | 2011-10-04 |
| 7834282 | Method of sequentially actuating power supply switches including a neutrally connected switch | — | 2010-11-16 |
| 7772723 | Electrical panel having electrically isolated neutral stab | — | 2010-08-10 |
| 7735801 | Vibration absorbing mount for attaching an accessory to a portable power source | — | 2010-06-15 |
| 7462791 | Interlock assembly for sequentially actuating power supply switches including a neutrally connected switch | — | 2008-12-09 |
| 7449645 | Neutral bracket apparatus for an electrical panel | — | 2008-11-11 |
| 7009128 | Side contact rocker-type switch assembly | Neil A. Czarnecki | 2006-03-07 |
| 6927349 | In-line electrical switch interlock with switch retention feature | Michael O. Flegel | 2005-08-09 |
| 6674031 | Power inlet box with integral circuit breaker | — | 2004-01-06 |
| 6624534 | Optional meter panel utilizing a current transformer, for use with a transfer switch | — | 2003-09-23 |
| 6564427 | Hinged assembly for cover arrangement in power inlet box | — | 2003-05-20 |
| 6521849 | Lever and linkage interlock for parallel offset switches | — | 2003-02-18 |
| 6504268 | Transfer switch with selectively configurable cover structure with power input and meter capability | — | 2003-01-07 |
| 6414240 | Generator transfer switch having a compartment with exposed wire leads for interconnection with a power input | — | 2002-07-02 |
| 6369321 | Generator power inlet box with selectively engageable generator cord | — | 2002-04-09 |