Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10022775 | Device and method for forming hollow cylindrical bodies | Carsten Brechling, Wilfried Abt | 2018-07-17 |
| 8324851 | Method for determining a rotor position in a permanent magnet motor | Takayoshi Matsuo | 2012-12-04 |
| 7719219 | Wizard for configuring a motor drive system | Kevin Baumann, Richard W. Piefer, John Joseph Golownia, Jr., John Keller, David Christopher Stringfellow +1 more | 2010-05-18 |
| 7627440 | Inertia and load torque estimating method and apparatus | Peter B. Schmidt, John Joseph Golownia, Jr. | 2009-12-01 |
| 7622881 | Method and apparatus for estimating system inertia where number of motor rotations are restricted | John Joseph Golownia, Jr., Robert J. De Lange | 2009-11-24 |
| 7531973 | Wizard for configuring a motor drive system | Kevin Baumann, Richard W. Piefer, John Joseph Golownia, Jr., John Keller, David Christopher Stringfellow +1 more | 2009-05-12 |
| 7456599 | Position feedback device with prediction | Richard W. Piefer, Juntao Quan | 2008-11-25 |
| 7417386 | Electronic line shaft | Richard W. Piefer, Kevin Baumann, Christopher W. Como, John D. Davis, David Christopher Stringfellow | 2008-08-26 |
| 7417392 | Electronic line shaft with phased lock loop filtering and predicting | Steven M. Wirtz | 2008-08-26 |
| 7395124 | Adaptive motor drive method and apparatus including inertia estimator | Peter B. Schmidt | 2008-07-01 |
| 7187142 | Motor drive with velocity noise filter | — | 2007-03-06 |
| 7183935 | Method and apparatus for determining motor velocity using edge mode hysteresis with a finite impulse response average filter | John Joseph Golownia, Jr. | 2007-02-27 |
| 7148635 | Motor drive with synchronized timing | Richard W. Piefer, Takayoshi Matsuo | 2006-12-12 |
| 7141946 | Method and apparatus for providing optimal acceleration feedback | Peter B. Schmidt, John Joseph Golownia, Jr. | 2006-11-28 |
| 7109670 | Motor drive with velocity-second compensation | — | 2006-09-19 |
| 7095209 | Method and apparatus to regulate torque provided to loads | Jerry Thunes, Takayoshi Matsuo, Masahiro Tsuyoshi, John Joseph Golownia, Jr. | 2006-08-22 |
| 6920800 | Method for determining inertia of an electric motor and load | John Joseph Golownia, Jr. | 2005-07-26 |
| 6850021 | Precision virtual encoder | John Joseph Golownia, Jr. | 2005-02-01 |
| 6597146 | Method and apparatus to compensate for cyclic load disturbances in a control system | Peter B. Schmidt | 2003-07-22 |
| 6144181 | Method and apparatus for reducing resonance in a dual inertia system | Peter B. Schmidt | 2000-11-07 |
| 5956244 | Controlling currents in parallel AC/DC converters | Robert L. Pitsch, Timothy John Martin, Brian R. Buchholz | 1999-09-21 |
| 5909371 | Process of operating a numerical control with critical-time and non-critical-time processes in a real time system | Josef Willert | 1999-06-01 |
| 5684375 | Method and apparatus for tuning a motion control system | Mark A. Chaffee | 1997-11-04 |
| 5656908 | Negative coefficient filter for use with AC motors | — | 1997-08-12 |
| 5495158 | Apparatus and method used with AC motors for controlling motor operation | Peter B. Schmidt | 1996-02-27 |