Methods for reducing time to resume data operations in spun down hard drives
US-2026086727-A1 · Mar 26, 2026 · US
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Haapala Kenneth A patents
Haapala Kenneth A is listed as an inventor on 25 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Haapala Kenneth A |
| Total patents | 25 |
| First publication | Feb 18, 2016 |
| Latest publication | Mar 26, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
On-cartridge encryption key storage for cartridge-based library
US-11843692-B2 · Dec 12, 2023 · US
Off-cartridge encryption key storage for cartridge-based library
US-11354398-B2 · Jun 7, 2022 · US
On-cartridge encryption key storage for cartridge-based library
US-2021273786-A1 · Sep 2, 2021 · US
Off-cartridge encryption key storage for cartridge-based library
US-2021271749-A1 · Sep 2, 2021 · US
Magnetic disk device having coupling observers for reducing coupling issues between independently running multi-actuators
US-10741210-B1 · Aug 11, 2020 · US
Boosted preheat trajectory to obtain desired clearance before writing to disk
US-10366719-B1 · Jul 30, 2019 · US
Hysteresis compensation in a disc drive
US-10068598-B2 · Sep 4, 2018 · US
Hysteresis compensation in a disc drive
US-2018197569-A1 · Jul 12, 2018 · US
Adaptive write fault thresholds
US-10014020-B2 · Jul 3, 2018 · US
Recent patents
Latest publications not already listed above.
Hysteresis compensation in a disc drive
US-9934802-B2 · Apr 3, 2018 · US
Feedforward compensation for multi-actuator hard drives
US-9911442-B1 · Mar 6, 2018 · US
Reader design for interlaced magnetic recording
US-9858961-B2 · Jan 2, 2018 · US
Hysteresis compensation in a disc drive
US-2017352370-A1 · Dec 7, 2017 · US
Magnetic storage device readers
US-9818445-B2 · Nov 14, 2017 · US
Servo parameterization for multi-sensor reader
US-9761258-B2 · Sep 12, 2017 · US
Adaptive write fault thresholds
US-2017243609-A1 · Aug 24, 2017 · US
Methods and devices for track seeking using microactuators
US-9741379-B1 · Aug 22, 2017 · US
Hysteresis compensation in a disc drive
US-9728213-B1 · Aug 8, 2017 · US
Magnetic storage device readers
US-2017200468-A1 · Jul 13, 2017 · US
Adaptive write fault thresholds
US-9691418-B1 · Jun 27, 2017 · US
Adaptive write fault thresholds
US-2017178672-A1 · Jun 22, 2017 · US
Repeated runout (RRO) compensation for alternating tracks in an interlaced magnetic recording system
US-9508370-B1 · Nov 29, 2016 · US
Reader design for interlaced magnetic recording
US-2016148645-A1 · May 26, 2016 · US
Servo parameterization for multi-sensor reader
US-2016049169-A1 · Feb 18, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Seagate Technology Llc | 25 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G11B5/012 | 8 |
| G11B20/1217 | 6 |
| G11B5/556 | 6 |
| G11B20/18 | 5 |
| G11B5/59627 | 5 |