Issued Patents All Time
Showing 26–50 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7016174 | Instantaneous fault detection circuit method and apparatus | — | 2006-03-21 |
| 6950725 | Home latch-key web based automation system | Michael C. von Kannewurff, Jeffrey A. Goodman, Mark Fredrick Culler, Scott Charles Evans, Roger J. Morgan +3 more | 2005-09-27 |
| 6771170 | Power system waveform capture | Thomas Frederick Papallo, Jr., Mark Fredrick Culler, David Fletcher, Gregory P. Lavoie, Michael S. Tignor | 2004-08-03 |
| 6757626 | Trip unit and circuit breaker to prevent nuissance tripping | Michael S. Tignor | 2004-06-29 |
| 6751528 | Residential circuit arc detection | — | 2004-06-15 |
| 6545849 | Instantaneous fault detection circuit method and apparatus | — | 2003-04-08 |
| 6546342 | Adaptive algorithm to prevent nuissance tripping | Michael S. Tignor | 2003-04-08 |
| 6468003 | Composite pile with tapering lower portion and method for driving pile into granular soil | Stanley Merjan | 2002-10-22 |
| 6466023 | Method of determining contact wear in a trip unit | Bo Andersen | 2002-10-15 |
| 6466927 | Method for creating a process capability database | Thomas Randolph Campbell, Alan Luis Arvidson | 2002-10-15 |
| 6405104 | Fault data synchronization via peer-to-peer communications network | — | 2002-06-11 |
| 6356426 | Residential circuit breaker with selectable current setting, load control and power line carrier signaling | — | 2002-03-12 |
| 6309143 | Composite pile with tapering lower portion and method for driving pile into granular soil | Stanley Merjan | 2001-10-30 |
| 6268989 | Residential load center with arcing fault protection | Donald Jay McDonald, Ronald Ciarcia, Edward E. Kim, Roger J. Morgan, James I. Smith +1 more | 2001-07-31 |
| 6141197 | Smart residential circuit breaker | Edward E. Kim, Esteban Santos, David Arnold, Richard E. Saunders, Ronald Ciarcia +2 more | 2000-10-31 |
| 6046899 | Hybrid protective relay having enhanced contact response time | — | 2000-04-04 |
| 6002561 | Arcing fault detection module | — | 1999-12-14 |
| 5929663 | Control circuit for distributed electrical equipment | — | 1999-07-27 |
| 5295037 | Molded case circuit breaker-process loop unit | — | 1994-03-15 |
| 5243489 | Protection circuit for multiple phase power system | — | 1993-09-07 |
| 4995222 | Ampoule sealing apparatus | Charles R. Whitman | 1991-02-26 |
| 4967304 | Digital circuit interrupter with electric motor trip parameters | — | 1990-10-30 |
| 4937757 | Digital circuit interrupter with selectable trip parameters | — | 1990-06-26 |
| 4876622 | Circuit breaker warning relay and control accessory | — | 1989-10-24 |
| 4741002 | RMS calculation circuit | — | 1988-04-26 |