Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791393 | Molded case circuit breaker with movable upper electrical contact positioned by torsion springs | Walter K. Huffman | 1988-12-13 |
| 4713635 | Multi-phase circuit breaker with interphase barrier retention | Lawrence D. Dennis, Roger E. Walker | 1987-12-15 |
| 4644122 | Molded case circuit breaker with combined position indicator and handle barrier | James R. Farley | 1987-02-17 |
| 4554427 | Molded case circuit breaker with movable lower electrical contact | Walter K. Huffman | 1985-11-19 |
| 4554423 | Molded case circuit breaker with adjacent pole mechanisms spaced closer than adjacent terminals | Lawrence D. Dennis | 1985-11-19 |
| 4539538 | Molded case circuit breaker with movable upper electrical contact positioned by tension springs | Walter K. Huffman | 1985-09-03 |
| 4528531 | Molded case circuit breaker with improved operating mechanism | Walter K. Huffman | 1985-07-09 |