Issued Patents All Time
Showing 25 most recent of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394435 | Interleaved servo patterns in a data storage device | Guoxiao Guo, Scott A. Ottele, Richard Conway, Gary Herbst | 2025-08-19 |
| 12361965 | Preamplifier circuit for parallel self-servo write | Guoxiao Guo, Yanning Liu, Ryan Mayo, Richard Conway, Scott A. Ottele +1 more | 2025-07-15 |
| 12361970 | Parallel self-servo write circuitry in a data storage device | Guoxiao Guo, Yanning Liu, Ryan Mayo, Richard Conway, Scott A. Ottele +1 more | 2025-07-15 |
| 12361968 | Servo interface circuitry for parallel self-servo write | Yanning Liu, Ryan Mayo, Guoxiao Guo, Richard Conway, Scott A. Ottele +1 more | 2025-07-15 |
| 12354632 | Parallel self-servo write in a data storage device | Richard Conway, Guoxiao Guo, Yanning Liu, Ryan Mayo, Scott A. Ottele +1 more | 2025-07-08 |
| 12347453 | Wedge repeatable runout correction for interleaved servo patterns in a data storage device | Guoxiao Guo, Scott A. Ottele, Richard Conway, Gary Herbst | 2025-07-01 |
| 12347472 | Positive laser bias electrical control architecture for dark laser heating in heat assisted magnetic recording | John Contreras | 2025-07-01 |
| 12347467 | DC and synchronized energy assisted perpendicular magnetic recording (EPMR) driver circuit for hard disk drive (HDD) | Yunfei Ding, John Contreras | 2025-07-01 |
| 12347465 | Differential sense of embedded contact sensor (ECS) and near-field temperature sensor (NTS) utilizing chopping amplifier | John Contreras, Bernhard E. Knigge | 2025-07-01 |
| 12190924 | Laser mode hop compensation using multi-sector feedback in heat assisted magnetic recording | Bernhard E. Knigge | 2025-01-07 |
| 12183372 | System controlled RF signal source architecture with transducer near pole-tip for microwave assisted magnetic recording | John Contreras, Howard Gordon Zolla, Yunfei Ding | 2024-12-31 |
| 12140485 | Alternating-bias signal resistance detection for resistive temperature detectors in disk drives | John Contreras, Ronald Chang, Bernhard E. Knigge | 2024-11-12 |
| 12142896 | Preheating laser diodes with reverse bias for HAMR disk drives | Erhard Schreck, Sukumar Rajauria, Robert L. Smith | 2024-11-12 |
| 12125509 | Dark laser heating by positive pulse biasing in heat assisted magnetic recording | John Contreras, Sukumar Rajauria, Rehan Ahmed Zakai, Xinzhi Xing | 2024-10-22 |
| 11990161 | Data storage device pre-biasing write current for energy assisted magnetic recording | Naoto Ito, Phillip S. Haralson | 2024-05-21 |
| 11961542 | Continuous dual path resistance detection for resistive temperature detectors in disk drives | John Contreras, Ronald Chang, Bernhard E. Knigge | 2024-04-16 |
| 11874182 | Alternating-bias signal resistance detection for resistive temperature detectors in disk drives | John Contreras, Ronald Chang, Bernhard E. Knigge | 2024-01-16 |
| 11735210 | Preamplifier with read/write power channels | Erhard Schreck | 2023-08-22 |
| 11694712 | Data storage device pre-biasing write current for energy assisted magnetic recording | Naoto Ito, Phillip S. Haralson | 2023-07-04 |
| 11615804 | Disk drive biasing two write assist elements using three terminal control circuitry | John Contreras, Ian Robson McFadyen, Yaw-Shing Tang | 2023-03-28 |
| 11482247 | Data storage device with history dependent write boost | Guoxiao Guo, Charles A. Park, David Scott C. Amiss, Duc H. Banh, Weldon M. Hanson | 2022-10-25 |
| 11404079 | Data storage device writing to defective data sector for fly height control | Naoto Ito, Phillip S. Haralson | 2022-08-02 |
| 11361786 | Data storage device employing amplifier feedback for impedance matching | John Contreras | 2022-06-14 |
| 11295764 | Data storage device transmitting configuration data to a preamp circuit over a read line | Jonas Goode, Richard Leo Galbraith, John Contreras | 2022-04-05 |
| 11276424 | Data storage devices with integrated slider voltage potential control | John Contreras, Yunfei Ding, Kuok San Ho, Ian Robson McFadyen | 2022-03-15 |