Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6037592 | System for measuring gases dissolved in a liquid | Steven S. Sunshine, John Mattis | 2000-03-14 |
| 5749942 | Apparatus for extracting a gas from a liquid and delivering the gas to a collection station | John Mattis | 1998-05-12 |
| 5627833 | Digital added main line system with power-up and power-down features | — | 1997-05-06 |
| 5598455 | Alarm and test system for a digital added main line | Anthony Vranicar, Philip B. Vail, Gerald L. Shimirak, Julian S. Mullaney | 1997-01-28 |
| 5473613 | Digital added main line system | — | 1995-12-05 |
| 5459729 | Digital added main line system | — | 1995-10-17 |
| 5459730 | Digital added main line system | — | 1995-10-17 |
| 5404401 | Alarm and test system for a digital added main line | Anthony Vranicar, Philip B. Vail, Gerald L. Shimirak, Julian S. Mullaney | 1995-04-04 |
| 5195125 | Gel filled RJ11 connector | Anthony Vranicar, Philip B. Vail, Gerald L. Shimirak, Julian S. Mullaney | 1993-03-16 |
| 5111497 | Alarm and test system for a digital added main line | Anthony Vranicar, Philip B. Vail, Gerald L. Shimirak, Julian S. Mullaney | 1992-05-05 |
| 4667186 | Phase difference fault detector | — | 1987-05-19 |