Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6459270 | Method for testing high voltage breakdown and leakage current of electrical cables | Ian Stewart | 2002-10-01 |
| 6411074 | Pulse width modulated cable signal injecting apparatus | Ian Stewart | 2002-06-25 |
| 6303024 | Three batch fill/settle/draw electronic controller for use with a reverse osmosis unit | Mark C. Miller, Mark A. Silbernagel | 2001-10-16 |
| 5456581 | Control system for a multi-piston pump with solenoid valves for the production of constant outlet pressure flow | Gregory Raymond Jokela, James Massey | 1995-10-10 |
| 5339691 | Ultrasonic test system | Anthony Smith, Dan Goff, Carl Rhoads | 1994-08-23 |
| 5339023 | Nondestructive testing apparatus for determining the orientation of reinforcing bars within a concrete structure | Dan Goff, Anthony Smith | 1994-08-16 |
| 5311764 | Rebound hammer | Anthony Smith, Dan Goff, Carl Rhoads | 1994-05-17 |
| 5309647 | Fiber optic cable footage indicator | — | 1994-05-10 |
| 5267070 | Underwater IR communication system | Ian Stewart, James G. Miller | 1993-11-30 |
| 5241516 | Diver navigation system | James C. Miller, Michael R. Hanks | 1993-08-31 |
| 4866426 | Magnetic amplifier housing and detector for an improved tamper alarm system | Mark Evans | 1989-09-12 |