JV

James A. Valent

MA Maxtor: 6 patents #55 of 656Top 9%
IBM: 5 patents #18,733 of 70,183Top 30%
Overall (All Time): #472,473 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6175472 Method for generating a position error signal calibration curve in a hard disk drive 2001-01-16
6067205 Positioning system for accurately positioning a read/write head over a track Harlan Mathews 2000-05-23
5978168 MR head differential micro-jog Harlan Mathews 1999-11-02
5867353 Off-track PES calibration for a magneto-resistive element 1999-02-02
5616869 Actuator torque non-linearity compensation for hard disk drives 1997-04-01
5476015 Non-linearity compensation for hard disk drives 1995-12-19
4978849 Pel placement correction in the scan dimension of a multiple beam laser scanning system Joan Stagaman Goddard, Wayne A. Overby 1990-12-18
4675761 Magnetic head positioning apparatus and method William H. Ashbee, Richard S. Kilen, Alan J. Kirton, Larry E. Rittenhouse 1987-06-23
4457506 Servo-controlled automatic document feeder William H. Ashbee, Mark A. Beran, Donald F. Colglazier, Donovan M. Janssen, John Paul Mantey +3 more 1984-07-03
4455018 Document feeder electronic registration gate Donald F. Colglazier, Donovan M. Janssen, John Paul Mantey 1984-06-19
4395033 Shingling with controlled force and/or velocity Donovan M. Janssen, Robert Magno, William S. Seaward 1983-07-26