Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11047888 | High voltage three phase current and voltage sensor assembly system without ground connection and method | — | 2021-06-29 |
| 10622175 | In-line motorized double break disconnect switch | James R. Shychuck | 2020-04-14 |
| 10566156 | Communication system controlled motorized in-line disconnect switch with improved lock out system | Joseph Andreyo | 2020-02-18 |
| 10242825 | High voltage switch vacuum interrupter | Daniel J. Wolfe | 2019-03-26 |
| 9899166 | High voltage folding disconnect switch with locking device | James R. Shychuck | 2018-02-20 |
| 9666393 | High voltage vertical break disconnect switch with blade position detector and rollover indicator | Steven A. Cleaveland, Joseph Andreyo | 2017-05-30 |
| 9355797 | Unitized phase over phase two-way or three-way high voltage switch assembly with one vacuum interrupter per phase | Charles M. Cleaveland | 2016-05-31 |
| 9147537 | Double break disconnect switch | — | 2015-09-29 |
| 8916785 | Double break disconnect switch | — | 2014-12-23 |
| 7078642 | Arc extinguishing device with a high speed whip | Joseph Andreyo, Arthur E. Bisig, Charles M. Cleaveland, Steven A. Cleaveland | 2006-07-18 |
| 6984795 | Center break switch with reduced opening force requirement | — | 2006-01-10 |
| 6762385 | Arc extinguishing device with a high speed whip | Joseph Andreyo, Arthur E. Bisig, Charles M. Cleaveland | 2004-07-13 |
| 5072082 | Electromagnetically locked contact blade | — | 1991-12-10 |
| 4379956 | Break-jaw construction for a disconnecting switch structure | Charles M. Cleaveland | 1983-04-12 |
| 4357504 | Bearing and journal means for the rotatable crank-arm assembly of a disconnecting switch | Charles M. Cleaveland | 1982-11-02 |
| 4357503 | Blade-adjustment device for a disconnecting-switch structure | — | 1982-11-02 |
| 4339636 | Disconnecting switch having improved switch-blade hinging structure | Charles M. Cleaveland | 1982-07-13 |
| 4234147 | Shaft-clamping device | Charles M. Cleaveland | 1980-11-18 |