Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7899311 | Removable shutter for a camera | Kevin Kearney, Peter Hammond | 2011-03-01 |
| 6615150 | Method for detecting errors in loading a lenticular material on a printer | David Nelson, Andrea S. Rivers | 2003-09-02 |
| D476751 | Flexible maintenance-free mesh landscape edging usable with mulch filling | — | 2003-07-01 |
| 6154247 | Skew correction in lenticular material printing | Barry D. Silverstein | 2000-11-28 |
| 5986825 | Optical actuator with tensioned suspension | Paul D. Heppner | 1999-11-16 |
| 5986983 | Multiple degrees of freedom actuator for optical recording | Charles J. Simpson, Kurt W. Getreuer | 1999-11-16 |
| 5910936 | Measuring and compensating for warp in an optical recording disk | — | 1999-06-08 |
| 5768034 | Lens tilt error reduction actuator | — | 1998-06-16 |
| 5768037 | Actuator with single surface-field motor | Charles J. Simpson, Paul D. Heppner | 1998-06-16 |
| 5742440 | Actuator with reduced lens tilt error | — | 1998-04-21 |
| 5740139 | Magnetically suspended optical recording actuator | Charles J. Simpson | 1998-04-14 |
| 5737288 | Position sensing for an optical recording actuator | Charles J. Simpson | 1998-04-07 |
| 5732054 | Combined tracking position and tilt sensor for optical recording actuator | Charles J. Simpson | 1998-03-24 |
| 5724197 | Actuator which compensates for compact disk tilt error | Lawrence Barnes, Gary Bisson | 1998-03-03 |
| 5659433 | Actuator with reduced lens tilt error | Lawrence Barnes | 1997-08-19 |
| 5640279 | Beam splitter for optical reading and writing actuator | Charles J. Simpson | 1997-06-17 |
| 5402238 | Assembly suitable for determining a surface topology of a workpiece | Thomas W. Dey | 1995-03-28 |
| 5396058 | Robust method for determining an imaging system focus error | Kenneth L. Mason | 1995-03-07 |
| 5309375 | A method for determining a surface topology of a workpiece | Thomas W. Dey | 1994-05-03 |
| 5214529 | Assembly for static and dynamic positional control of an optical element | Andrew J. Kalish, Phillip Vallone | 1993-05-25 |
| 5166506 | Method for determining an imaging system focus error | Robert D. Fiete, Joel K. Mason, Edward M. Granger | 1992-11-24 |
| 5079641 | Assembly for static control and dynamic damping of an optical element | Andrew J. Kalish, Phillip Vallone | 1992-01-07 |
| 5049734 | Method for determining petal piston in a segmented imaging system | — | 1991-09-17 |
| 4959531 | Alignment sensing and correcting assembly for an optical element | — | 1990-09-25 |
| 4875764 | Assembly for correction of distortions of a mirror | Donald E. Vandenberg | 1989-10-24 |