Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1067130 | Motor transportation fixture | — | 2025-03-18 |
| 11960760 | Seek scheduling in a split actuator drive | Gary W. Calfee, Richard M. Ehrlich, Thorsten Schmidt | 2024-04-16 |
| 11875824 | Magnetic disk device | Yosuke Kondo, Kana Furuhashi, Kazuya Takada | 2024-01-16 |
| 11422710 | Handling of verification data in disk drive cache | Richard M. Ehrlich, Fernando A. Zayas, Shoichi Aoki | 2022-08-23 |
| 11104429 | Blade moment adjustment system | — | 2021-08-31 |
| 11036436 | Seek scheduling in a split actuator drive | Gary W. Calfee, Richard M. Ehrlich, Thorsten Schmidt | 2021-06-15 |
| 10614852 | Data-center drive with split-actuator that increases read/write performance via data striping | Thorsten Schmidt | 2020-04-07 |
| 10223277 | SMR drive with multi-level write-cache for high random-write performance | — | 2019-03-05 |
| 9996303 | Hybrid-HDD that gives up old NAND data at the last moment | Richard M. Ehrlich | 2018-06-12 |
| 9965181 | Hybrid-HDD with multiple caching modes | Mine Wonkyung BUDIMAN, Andre C. Hall, Thorsten Schmidt | 2018-05-08 |
| 9940051 | Power state change in disk drive based on disk access history | Richard M. Ehrlich, Daniel TCHEN, Annie Mylang Le, Mine Wonkyung BUDIMAN, Fernando A. Zayas | 2018-04-10 |
| 9804784 | Low-overhead storage of a hibernation file in a hybrid disk drive | Richard M. Ehrlich, Fernando A. Zayas, Thorsten Schmidt | 2017-10-31 |
| 9747043 | Write reordering in a hybrid disk drive | Fernando A. Zayas, Richard M. Ehrlich | 2017-08-29 |
| 9703699 | Hybrid-HDD policy for what host-R/W data goes into NAND | Richard M. Ehrlich | 2017-07-11 |
| 9536619 | Hybrid-HDD with improved data retention | Richard M. Ehrlich, Hiroshi Sukegawa | 2017-01-03 |
| 9417820 | Low-overhead storage of a hibernation file in a hybrid disk drive | Richard M. Ehrlich, Fernando A. Zayas, Thorsten Schmidt | 2016-08-16 |
| 9396755 | Temperature-defined data-storage policy for a hybrid disk drive | Mine Wonkyung BUDIMAN, Thorsten Schmidt, Richard M. Ehrlich | 2016-07-19 |
| 8982499 | Timing of power state change in a disk drive based on disk access history | Richard M. Ehrlich, Mine Wonkyung BUDIMAN, Annie Mylang Le, Fernando A. Zayas | 2015-03-17 |
| 8223449 | Disk drive track address encoded with a servo sector address | — | 2012-07-17 |
| 8050160 | Characterizing frequency response of a multirate system | — | 2011-11-01 |