Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9834720 | Low dose gas hydrate inhibitor compositions | Izabela A. Owsik | 2017-12-05 |
| 5329220 | Shunt control | — | 1994-07-12 |
| 5233330 | Alarm circuits to indicate the open status of circuit breakers or fuses for DC telecom and AC distribution circuits | — | 1993-08-03 |
| 5142163 | High speed load transfer system | — | 1992-08-25 |
| 5132872 | Low profile mounting assembly and cabinet enclosures for rack relay mounted rectifiers | — | 1992-07-21 |
| 4661898 | Precision constant current control with automatic compensation | — | 1987-04-28 |
| 4602204 | Auto-start and magnetic shut down battery charging and surveillance circuits | — | 1986-07-22 |
| 4471423 | Multi-voltage DC output with single reactor voltage control | — | 1984-09-11 |
| 4441149 | Multi-voltage transformer input circuits with primary reactor voltage control | — | 1984-04-03 |
| 4399396 | Two level constant voltage float charge rectifier and battery surveillance apparatus | — | 1983-08-16 |
| 4320333 | Battery charger and surveillance system | — | 1982-03-16 |
| 4274137 | Inverter circuits | — | 1981-06-16 |
| 4206434 | Regulating transformer with magnetic shunt | — | 1980-06-03 |