Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7948248 | Cable length correction | Gregory Sobolewski | 2011-05-24 |
| 7923985 | Active autoranging current sensing circuit | Martin J. Rice | 2011-04-12 |
| 7906977 | Dual output stage source measure circuit | Martin J. Rice | 2011-03-15 |
| 7872481 | Low glitch multiple form C summing node switcher | Martin J. Rice | 2011-01-18 |
| 7834641 | Phase-gain calibration of impedance/admittance meter | — | 2010-11-16 |
| 7782043 | Variable bandwidth DC bias for AC measurement system | Gregory Sobolewski | 2010-08-24 |
| 7683647 | Instrument per pin test head | Carl J. Scharrer, Dave Rose, Martin J. Rice, James A. Niemann, William F. Merkel +2 more | 2010-03-23 |
| 7614274 | Method for calibration adjustment verification | — | 2009-11-10 |
| 7616008 | Digital auto balance bridge | Michael D. Rayman, Gregory Sobolewski | 2009-11-10 |
| 7616088 | Low leakage inductance transformer | Dan Baker | 2009-11-10 |
| 7586314 | Multi-pin CV measurement | — | 2009-09-08 |
| 7568946 | Triaxial cable with a resistive inner shield | — | 2009-08-04 |
| 7545155 | Parallel AC measurement method | — | 2009-06-09 |
| 7414414 | Spatially distributed guarded impedance | James A. Niemann, John C. Gibbons, Kevin Cawley | 2008-08-19 |
| 7388366 | Test system connection system with triaxial cables | — | 2008-06-17 |
| 7276893 | Automatic ranging current shunt | John G. Banaska | 2007-10-02 |
| 7202676 | Source measure circuit | John G. Banaska, Gregory Sobolewski | 2007-04-10 |
| 7009486 | Low noise power transformer | Art Sypen | 2006-03-07 |
| 6204647 | Battery emulating power supply | James A. Niemann, Kevin Cawley | 2001-03-20 |
| 5999002 | Contact check for remote sensed measurement | Glenn Fasnacht | 1999-12-07 |
| 5886530 | Test contact connection checking method and circuit | Glenn Fasnacht | 1999-03-23 |
| 5200752 | Integrating analog to digital converter run-up method and system | — | 1993-04-06 |
| 5117227 | Continuously integrating high-resolution analog-to-digital converter | — | 1992-05-26 |
| 4951053 | Method and apparatus for switching currents into the summing node of an integrating analog-to-digital converter | Lawrence A. DesJardin | 1990-08-21 |