Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5119254 | Data transducer position control system for rotating disk data storage equipment | David A. Brown, Joel N. Harrison | 1992-06-02 |
| 4920434 | Fixed disk drive | David A. Brown, Joel N. Harrison | 1990-04-24 |
| 4872074 | Data transducer position control system for rotating disk data storage equipment | David A. Brown, Joel N. Harrison | 1989-10-03 |
| 4814909 | Data transducer position control system for rotating disk data storage equipment | David A. Brown, Joel N. Harrison | 1989-03-21 |
| 4660106 | Data transducer position control system for rotating disk data storage equipment | Joel N. Harrison, David A. Brown | 1987-04-21 |
| 4636902 | Crosstalk shielding assembly for addition to one head of a dual magnetic head assembly | Warren L. Dalziel, Charles D. Flanigan, John S. Lee, James J. Johnston | 1987-01-13 |
| RE32075 | Data transducer position control system for rotating disk data storage equipment | Joel N. Harrison, David A. Brown | 1986-01-28 |
| 4490635 | Pure torque, limited displacement transducer | Joel N. Harrison, David A. Brown | 1984-12-25 |
| 4419701 | Data transducer position control system for rotating disk data storage equipment | Joel N. Harrison, Bruce R. Peterson | 1983-12-06 |
| 4396959 | Data transducer position control system for rotating disk data storage equipment | Joel N. Harrison, David A. Brown | 1983-08-02 |
| D264842 | Fixed disk drive | Terence H. West, Albert S. Chou | 1982-06-08 |