Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7095585 | Hard disk drive for perpendicular recording with transducer having submicron gap between pole tips | Alexander Payne, William C. Cain, Harold J. Hamilton, Robert D. Hempstead, Darren T. Imai +2 more | 2006-08-22 |
| 6535361 | Contact planar magnetoresistive head | William C. Cain, Harold J. Hamilton, Robert D. Hempstead, Darren T. Imai, Dimitre Latev | 2003-03-18 |
| 6493191 | Planar magnetic ring head for contact recording with a rigid disk | William C. Cain, Richard Dyche Anderson, Michael A. Baldwinson, Keith R. Berding, Garrett A. Garrettson +8 more | 2002-12-10 |
| 6320725 | Hard disk drive having ring head with predominantly perpendicular media fields | Alexander Payne, William C. Cain, Harold J. Hamilton, Robert D. Hempstead, Darren T. Imai +3 more | 2001-11-20 |
| 6212047 | Hard disk drive with magnetoresistive head and perpendicular media | Alexander Payne, William C. Cain, Harold J. Hamilton, Robert D. Hempstead, Darren T. Imai +3 more | 2001-04-03 |
| 6198607 | Contact planar magnetoresistive head | William C. Cain, Harold J. Hamilton, Robert D. Hempstead, Darren T. Imai, Dimitre Latev | 2001-03-06 |
| 5793577 | Planar geometry thin film head with shaped poles | Eric R. Katz | 1998-08-11 |