Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6651507 | Pressure gauge having a dampener mechanism | John C. Hamma, Walter J. Ferguson, Jeffrey T. Blake, Michael J. Maloney | 2003-11-25 |
| 5952579 | Ultra-high purity Bourdon tube pressure gauge system | David C. DeFrancesco, Brian T. Donahue, John A. Turbeville, Louis F. Bregy | 1999-09-14 |
| 5854445 | Thermally efficient power busway system with integral clamping mechanism | Eric J. Graham, Ira B. Goldman, Jeffrey Berliner, Thomas Collins, Clarence W. Walker | 1998-12-29 |
| 5828006 | Busway system with wedge brace supports | Eric J. Graham, Clarence W. Walker, Steven English Richard | 1998-10-27 |
| 5821464 | Adjustable section length for power busway distribution system | Eric J. Graham, Clarence W. Walker | 1998-10-13 |
| 5789709 | Adjustable busway end box | Allan P. Luers, Eric J. Graham | 1998-08-04 |
| 5783779 | Adjustable busway elbow section | Eric J. Graham, Clarence W. Walker | 1998-07-21 |
| 5412324 | Apparatus and method for calibrating electric bus bar insulating coatings | Ira B. Goldman, Edward Marshall, James E. Fredrickson, Charles L. Young | 1995-05-02 |
| 5304761 | Arc-proof molded case circuit breaker | Timothy W. Webber, Louis M. Frutuoso | 1994-04-19 |
| 5196987 | Electric busway power take-off assembly | Timothy W. Webber, Louis M. Frutuoso | 1993-03-23 |
| 5194840 | Circuit breaker phase current barrier | Louis M. Frutuoso, Timothy W. Webber | 1993-03-16 |