Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8837097 | Protection, monitoring or indication apparatus for a direct current electrical generating apparatus or a plurality of strings | Birger Pahl, Charles John Luebke, Brian Thomas Pier, Jerome K. Hastings, Vijay Bhavaraju | 2014-09-16 |
| 8339093 | System and method of dynamic regulation of real power to a load | Bin Lu, Charles John Luebke, John C. Merrison, Thomas M. Ruchti | 2012-12-25 |
| 8218274 | Direct current arc fault circuit interrupter, direct current arc fault detector, noise blanking circuit for a direct current arc fault circuit interrupter, and method of detecting arc faults | Jerome K. Hastings, Birger Pahl, Brian Thomas Pier, Edward T. Gisske | 2012-07-10 |
| 8198870 | System and method for performing ultracapacitor cell balancing | — | 2012-06-12 |
| 8040644 | Power distribution system and electrical switching apparatus employing a filter trap circuit to provide arc fault trip coordination | Jerome K. Hastings, Xin Zhou, Thomas J. Schoepf, William E. Beatty, Jr. | 2011-10-18 |
| 7439744 | Automated arc generator and method to repeatably generate electrical arcs for AFCI testing | Dale L. Gass, Kevin L. Parker, Birger Pahl, Jerome K. Hastings | 2008-10-21 |
| 7403129 | Electrical switching apparatus and method employing acoustic and current signals to distinguish between parallel and series arc faults | Xin Zhou, Jerome K. Hastings | 2008-07-22 |
| 7362552 | Arc fault circuit interrupter | Robert T. Elms, Kevin L. Parker | 2008-04-22 |
| 7349188 | Arc fault detector responsive to patterns in interval to interval change in integrated sensed current values | Birger Pahl, Jerome K. Hastings | 2008-03-25 |
| 7253640 | Arc fault detector and method for locating an arc fault | Joseph C. Engel, Engelbert Hetzmannseder, Kevin L. Parker, Peter J. Theisen | 2007-08-07 |
| 7148696 | Electrical switching apparatus and method including fault detection employing acoustic signature | Xin Zhou, Jerome K. Hastings | 2006-12-12 |
| 7068045 | Apparatus and method for real time determination of arc fault energy, location and type | David McClanahan | 2006-06-27 |
| 6639768 | Arc fault detector immune to dimmer transients and a circuit breaker incorporating the same | Steven Christopher Schmalz | 2003-10-28 |
| 6590757 | Method and apparatus for detecting and suppressing a parallel arc fault | Birger Pahl, Ronald R. Jahn, William E. Berkopec, Slobodan Krstic, Jerome K. Hastings | 2003-07-08 |
| 6577138 | Apparatus for detecting arcing and overcurrents in dc electrical systems subject to cyclic disturbances | Steven Christopher Schmalz | 2003-06-10 |
| 6137418 | Single channel apparatus for on-line monitoring of three-phase AC motor stator electrical faults | Daniel H. Wagner, David Tallman | 2000-10-24 |
| 6130607 | Back-up protection sensor for a vehicle | David McClanahan, Birger Pahl | 2000-10-10 |
| 6044632 | Backup proximity sensor for a vehicle | Steven Christopher Schmalz, Russell P. Schuchmann | 2000-04-04 |
| 6021373 | Back-up proximity sensor for a vehicle | Russell P. Schuchmann, Steven Christopher Schmalz | 2000-02-01 |
| 5933305 | Arc fault detector comparing integrated interval to interval filtered load current and circuit breaker incorporating same | Steven Christopher Schmalz | 1999-08-03 |
| 5905380 | Electromagnetic wave, reflective type, low cost, active proximity sensor for harsh environments | Scott M. Weiner, Leonard D. Cohen, Henry Paczkowski | 1999-05-18 |
| 5818237 | Apparatus for envelope detection of low current arcs | Raymond W. Mackenzie, Steven Christopher Schmalz | 1998-10-06 |
| 5650703 | Downward compatible AGV system and methods | James V. Yardley, Gary L. Whatcott, John Arthur Mitsuru Petersen, Bryan A. Bloomfield, Vaughn W. Guest +4 more | 1997-07-22 |
| 5600253 | Electromagnetic wave reflective type, low cost, active proximity sensor for harsh environments | Leonard D. Cohen, Scott M. Weiner, Henry Paczkowski | 1997-02-04 |
| 5341130 | Downward compatible AGV system and methods | James V. Yardley, Gary L. Whatcott, John Arthur Mitsuru Petersen, Bryan A. Bloomfield, Vaughn W. Guest +4 more | 1994-08-23 |