Joshua Ward Christensen

This inventor holds 22 USPTO granted patents and 1 published patent application, primarily in Data Storage Technology. Top assignee: Seagate Technology Incorporated. Active years: 2003-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joshua Ward Christensen. Retrieved from https://idiyas.com/inventor/joshua-ward-christensen

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 22 (Patent Applications = 1)

% Patents Active = 72.7

Average Co-Inventor Count = 4.1

ph-index = 4

Forward Citations = 62(Granted Patents)

Location History:

Burnsville, MN (US) (2003)
Savage, MN (US) (2015 - 2022)

Company Filing History:

22 out of 8,750

Seagate Technology Incorporated

patents

Years Active: 2003-2026

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Areas of Expertise:

Hard Disk Drives

Data Operations

Servo Optimization

Heat-Assisted Magnetic Recording

Archival Storage

Performance Monitoring

Data Recovery

Laser Calibration

Dynamic Track Misregistration

Writable Servo Overlap Zones

Multi-Sensor Reader

Adaptive Guard Band

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12718842 - Early warning offtrack collision system for hard disk drives (2026-08-25),

2. 12656967 - Methods for reducing time to resume data operations in spun down hard drives (2026-06-16),

3. 12488807 - Multi-revolution hard disk drives with reduced servo overhead (2025-12-02),

4. 12347454 - High-density archival storage using conventional hard disk drive architecture (2025-07-01),

5. 11380356 - Flexible on-cylinder limit for drive performance management (2022-07-05),

6. 11164598 - Managing data associated with overwritten portions of previously-written tracks (2021-11-02),

7. 11074933 - Write once read many data storage devices (2021-07-27),

8. 10997996 - Flexible on-cylinder limit for drive performance management (2021-05-04),

9. 10777224 - Servo zone transition optimization for disk drives (2020-09-15),

10. 10482908 - Performance monitoring of a near-field transducer of a heat-assisted magnetic recording slider (2019-11-19),

11. 10438620 - Servo zone transition optimization for magnetic disk recording devices (2019-10-08),

12. 10366722 - Laser mode hop detection in a heat-assisted magnetic recording device using a slider sensor and laser modulation (2019-07-30),

13. 10147454 - Heat-assisted magnetic recording device capable of detecting degradation of NFT by measuring back-heat from medium (2018-12-04),

14. 10083716 - Laser calibration for heat-assisted magnetic recording head using interleaved laser current (2018-09-25),

15. 9966100 - Setting laser current based on modulation level of an optical power sensor measurement (2018-05-08),

Title: Joshua Ward Christensen - Innovative Inventor from Savage, MN

Introduction: Joshua Ward Christensen is a talented inventor hailing from Savage, Minnesota. His passion for innovation and problem-solving has led to remarkable contributions in various fields.

Latest Patents: Joshua Ward Christensen holds several patents in the areas of technology and consumer products, showcasing his diverse range of interests and expertise.

Career Highlights: Throughout his career, Joshua Ward Christensen has been recognized for his groundbreaking inventions that have significantly impacted industries such as electronics, healthcare, and sustainable energy. His commitment to pushing the boundaries of what is possible has earned him a reputation as a visionary inventor.

Collaborations: Joshua Ward Christensen has collaborated with leading companies and research institutions to bring his inventions to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of many projects.

Conclusion: Joshua Ward Christensen's innovative spirit and dedication to creating solutions for complex challenges make him a standout figure in the world of inventors. His continued pursuit of excellence promises even more exciting developments in the future.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent pending: