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Hysteretic current control method and an uninterruptible power supply using same |
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2004-04-20 |
| 6605879 |
Battery charger control circuit and an uninterruptible power supply utilizing same |
Glenn A. Koosmann, Donald K. Zahrte, Sr. |
2003-08-12 |
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Single-stage power converter and an uninterruptible power supply using same |
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2003-02-04 |
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Method and apparatus for coordinating uninterruptible power supply modules to provide scalable, redundant power |
Derek Laufenberg, Peter William Jungwirth |
2002-05-28 |
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Distributed internal fault bypass in a modular uninterruptible power supply |
Craig Edevold, Cary Winch, Donald K. Zahrte, Sr., Peter William Jungwirth, Derek Laufenberg |
2001-09-18 |
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Printer with printing medium motion detection |
Christopher A. Wiklof |
2000-07-25 |
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Method and apparatus for compensating for printer top-of-form and image stretch errors |
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1999-06-29 |
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Thermal printhead with enhanced remote voltage sense capability |
Christopher A. Wiklof, Pixie A. Austin, Melanie Zerbe Pate |
1998-02-03 |
| 5693931 |
Self-calibrating label gap sensor circuit with a current regulator |
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1997-12-02 |
| 5625401 |
Thermal printhead with enhanced remote voltage sense capability |
Christopher A. Wiklof, Pixie A. Austin, Melanie Zerbe Pate |
1997-04-29 |