Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9679721 | Air break electrical switch having a blade toggle mechanism | Andrew Kellerman | 2017-06-13 |
| 9099266 | Air break electrical switch having a blade toggle mechanism | — | 2015-08-04 |
| 8829372 | Air break electrical switch having a blade open/closed indicator | — | 2014-09-09 |
| 7215228 | Circuit interrupting device with a turnbuckle and weld break assembly | — | 2007-05-08 |
| 6975137 | Programmable logic devices with integrated standard-cell logic blocks | John Schadt, William B. Andrews, Zheng Chen, Anthony K. Myers, Warren L. Ziegenfus +3 more | 2005-12-13 |
| 6936779 | Bypass recloser assembly | Hatim H. Taj, Jeffery L. Thomas | 2005-08-30 |
| 6870395 | Programmable logic devices with integrated standard-cell logic blocks | John Schadt, William B. Andrews, Zheng Chen, Anthony K. Myers, Warren L. Ziegenfus +3 more | 2005-03-22 |
| 6852939 | Electrical circuit interrupting device | Bradley W. Davis, Michael R. Qualls | 2005-02-08 |
| 6794596 | Electrical circuit interrupting device | Bradley W. Davis, Michael R. Qualls | 2004-09-21 |
| 6781170 | Integrated circuit base transistor structure and associated programmable cell library | Stephen R. Cebenko, John Schadt, Brian W. Yeager, Warren L. Ziegenfus | 2004-08-24 |
| 6753493 | Electrical circuit interrupting device | Bradley W. Davis, Michael R. Qualls | 2004-06-22 |
| 6627422 | Device containing cell-supporting yarn matrix encapsulated in a semi-permeable membrane | Rebecca Li | 2003-09-30 |
| 5811979 | Protective grounding jumper cable tester | — | 1998-09-22 |
| 5684405 | Wet/dry hot stick tester | — | 1997-11-04 |
| 5650728 | Fault detection system including a capacitor for generating a pulse and a processor for determining admittance versus frequency of a reflected pulse | Lloyd R. Beard, Gerald B. Roberts, Thomas Jude Herrick | 1997-07-22 |