Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7871343 | Tennis ball retriever | — | 2011-01-18 |
| 7605594 | Automated electrical wiring inspection system | — | 2009-10-20 |
| 7385406 | Automated electrical wiring inspection system | — | 2008-06-10 |
| 7057401 | Electrical wiring inspection system | — | 2006-06-06 |
| 6927579 | Parallel arc fault diagnostic for aircraft wiring | — | 2005-08-09 |
| 6882158 | Series arc fault diagnostic for aircraft wiring | — | 2005-04-19 |
| 6876203 | Parallel insulation fault detection system | — | 2005-04-05 |
| 6777953 | Parallel arc fault diagnostic for aircraft wiring | — | 2004-08-17 |
| 6690173 | Circuit and method for measuring the conductivity of an aqueous sample | — | 2004-02-10 |
| 6451613 | Instruments for measuring the total organic carbon content of water | John Stillian, David Allen Pane, Yasuo Yamamori, Jay Darol Rasmussen | 2002-09-17 |
| 6114700 | NDIR instrument | — | 2000-09-05 |
| 5729145 | Method and apparatus for detecting arcing in AC power systems by monitoring high frequency noise | — | 1998-03-17 |
| 5434509 | Method and apparatus for detecting arcing in alternating-current power systems by monitoring high-frequency noise | — | 1995-07-18 |
| 5432455 | Method and apparatus for detecting arcing in alternating current power systems by monitoring high-frequency noise | — | 1995-07-11 |
| 5334940 | Methods and circuits for measuring the conductivity of solutions | — | 1994-08-02 |
| 5275957 | Instrument and method for measurement of the organic carbon content of water | Paul Charles Melanson, Richard D. Godec | 1994-01-04 |
| 5260663 | Methods and circuits for measuring the conductivity of solutions | — | 1993-11-09 |
| 5223795 | Method and apparatus for detecting arcing in electrical connections by monitoring high frequency noise | — | 1993-06-29 |
| 5047212 | Instrument for measurement of the organic carbon content of water | Richard D. Godec | 1991-09-10 |
| 4868127 | Instrument for measurement of the organic carbon content of water | Richard D. Godec | 1989-09-19 |
| 4683435 | Circuit for compensating non-linearities in electrolyte conductivity measurement system | — | 1987-07-28 |
| 4666860 | Instrument for measurement of the organic carbon content of water | Richard D. Godec | 1987-05-19 |
| 4626413 | Instrument for measurement of the organic carbon content of water | Richard D. Godec | 1986-12-02 |
| 4523472 | Ultrasonic transceiver circuit | — | 1985-06-18 |
| 4400976 | Ultrasonic transceiver circuit for level sensing | — | 1983-08-30 |