Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9093874 | Sculpted field pole members and methods of forming the same for electrodynamic machines | John Patrick Petro, Jeremy Mayer | 2015-07-28 |
| 8543365 | Computer-readable medium, a method and an apparatus for designing and simulating electrodynamic machines implementing conical and cylindrical magnets | John Patrick Petro | 2013-09-24 |
| 8471425 | Rotor-stator structures including boost magnet structures for magnetic regions having angled confronting surfaces in rotor assemblies | John Patrick Petro, Donald Burch, Jeremy Mayer, Michael Regalbuto | 2013-06-25 |
| 8330316 | Rotor-stator structures including boost magnet structures for magnetic regions in rotor assemblies disposed external to boundaries of conically-shaped spaces | John Patrick Petro, Donald Burch, Jeremy Mayer, Michael Regalbuto | 2012-12-11 |
| 8283832 | Sculpted field pole members and methods of forming the same for electrodynamic machines | John Patrick Petro, Jeremy Mayer | 2012-10-09 |
| 8072106 | Stator and rotor-stator structures for electrodynamic machines | John Patrick Petro, Jeremy Mayer | 2011-12-06 |
| 7884522 | Stator and rotor-stator structures for electrodynamic machines | John Patrick Petro, Jeremy Mayer | 2011-02-08 |
| 7719159 | Apparatus and method for constructing electrodynamic machines | John Patrick Petro, Jeremy Mayer | 2010-05-18 |
| 7576468 | Commutation of brushless electrodynamic machines | John Patrick Petro, Lawrence Edward Miller | 2009-08-18 |
| 7573170 | Motor modules for linear and rotary motors | John Patrick Petro | 2009-08-11 |
| 7294948 | Rotor-stator structure for electrodynamic machines | John Patrick Petro | 2007-11-13 |
| 7239058 | Rotor-stator structure for electrodynamic machines | John Patrick Petro | 2007-07-03 |
| 7205693 | Rotor-stator structure for electrodynamic machines | John Patrick Petro | 2007-04-17 |
| 7061152 | Rotor-stator structure for electrodynamic machines | John Patrick Petro | 2006-06-13 |
| 6898009 | Diffractive display | Jefferson E. Odhner, Donald L. Cullen, James E. Dvorsky | 2005-05-24 |
| 6621607 | Diffractive display | Jefferson E. Odhner, Donald L. Cullen, James E. Dvorsky | 2003-09-16 |
| 6278203 | Cooling structure for a linear motor | W. Thomas Novak, Andrew J. Hazelton | 2001-08-21 |
| 6198605 | Return path geometry to enhance uniformity of force on a linear actuator | John C. Briggs | 2001-03-06 |
| 6163091 | Linear motor with commutation coil | Andrew J. Hazelton | 2000-12-19 |
| 5905607 | Return path geometry to enhance uniformity of force on a linear actuator | John C. Briggs | 1999-05-18 |
| 5613022 | Diffractive display and method utilizing reflective or transmissive light yielding single pixel full color capability | Jefferson E. Odhner, Daniel J. Smith, Shailesh S. Bhat, Donald L. Cullen | 1997-03-18 |
| 5523911 | Minimum bearing load, high precision actuator arm with force couple actuation | Masahiro Mita, Juro Endo | 1996-06-04 |
| 5495376 | Power loss actuated magnetic latch system for head-arm assembly | Masahiro Mita, Juro Endo | 1996-02-27 |
| 5295031 | Rotary positioning apparatus | — | 1994-03-15 |
| 4837474 | D.C. motor | Christian C. Petersen | 1989-06-06 |