Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8232814 | Four-wire ohmmeter connector and ohmmeter using same | — | 2012-07-31 |
| 7659732 | Four-wire ohmmeter connector and ohmmeter using same | — | 2010-02-09 |
| 6293700 | Calibrated isothermal assembly for a thermocouple thermometer | John Lund, Jonathan J. Parle | 2001-09-25 |
| D427090 | Digital electronic instrument | Edmond C. Eng, Christopher W. Lagerberg | 2000-06-27 |
| 5920188 | Voltage measurement instrument having transient overvoltage input protection | Howard T. Voorheis, William J. Lauby, Michael F. Gallavan | 1999-07-06 |
| 5578794 | Cover assembly for restraining an object in an enclosure | Dennis T. Lamb, Mark E. Lockman | 1996-11-26 |
| 5492482 | Compact thermocouple connector | Mark E. Lockman, Howard T. Voorheis, Warren H. Wong | 1996-02-20 |
| D363681 | Documenting process calibrator | Carl J. Ledbetter, Mark E. Lockman, Dennis T. Lamb | 1995-10-31 |
| D360677 | Pressure module | Carl J. Ledbetter, Steven W. Fisher, Edmond C. Eng | 1995-07-25 |