Average Co-Inventor Count = 3.0

ph-index = 9

Forward Citations = 232(Granted Patents)

Location History:

Kokubunji, JP (2002 - 2005)
Odawara, JP (2006)
Kanagawa, JP (2009 - 2015)
Fujisawa, JP (2007 - 2020)

Company Filing History:

9 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

Hitachi Global Storage Technologies Japan, Ltd.

patents

4. 2 out of 987

Hgst Netherlands, B.v.

patents

5. 2 out of 5,310

Western Digital Technologies, Inc.

patents

Years Active: 2002-2025

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23 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 12431161 - Data storage device with track pitch determination for mitigating effects of servo pattern distortion (2025-09-30),

2. 10748567 - Data storage device aborting write operation based on accumulated track squeeze metric for adjacent data track (2020-08-18),

3. 9025420 - Self-controlled laser pulsing for thermally assisted recording (2015-05-05),

4. 8797672 - Dynamic track pitch control for shingled magnetic recording (SMR) (2014-08-05),

5. 8248893 - Energy-assisted magnetic-recording head having a magnetic-recording assistance element disposed to lower magnetic-recording field for reversing magnetization in a magnetic-recording disk (2012-08-21),

6. 8169729 - Magnetic recording/reproducing using a patterned medium (2012-05-01),

7. 8027113 - Magnetic read/write device preventing malfunction due to reversal in polarity (2011-09-27),

8. 8018672 - Magnetic recording device and magnetic recording method thereof (2011-09-13),

9. 7969678 - Magnetic disk drive having assisted recording and methods of recording data thereto (2011-06-28),

10. 7920359 - Magnetic recording apparatus with correlated main magnetic pole-to-shields spacing and main magnetic pole-to-medium layers spacing (2011-04-05),

11. 7646564 - Perpendicular magnetic recording head for high frequency drive (2010-01-12),

12. 7636212 - Magnetic disk drive with control of sense current of magnetic head (2009-12-22),

13. 7508619 - Magnetic head and magnetic disc drive (2009-03-24),

14. 7245447 - Magnetic read/write apparatus having a write inhibit slice setting circuit (2007-07-17),

15. 7031091 - Magnetic recording apparatus and method of writing data at low temperature (2006-04-18),

Title: Innovations of Hideki Zaitsu: A Pioneer in Data Storage Technologies

Introduction

Hideki Zaitsu, located in Kanagawa, Japan, is an acclaimed inventor known for his significant contributions to data storage technologies. He holds a remarkable total of 22 patents, showcasing his innovative spirit and dedication to advancing the field of data management.

Latest Patents

Among his latest inventions, two patents stand out for their groundbreaking approaches to data storage. The first, titled "Data storage device aborting write operation based on accumulated track squeeze metric for adjacent data track," describes a data storage device comprising a head actuated over a disk with multiple data tracks. This invention monitors the position of the head and accumulates a track squeeze metric, serving as a threshold to abort a write operation if necessary.

The second patent, "Self-controlled laser pulsing for thermally assisted recording," presents a method for improving data writing processes. This method involves generating a transition pulse signal derived from a write signal, which drives a thermal source associated with the write head, enhancing the efficiency of the data storage process.

Career Highlights

Hideki Zaitsu has had a distinguished career, working with leading companies in the technology sector. Notably, he has contributed to the innovation landscape at Hitachi Global Storage Technologies Netherlands B.V. and Hitachi, Ltd. His work has played a crucial role in enhancing the performance and reliability of data storage solutions.

Collaborations

Throughout his career, Zaitsu has collaborated with notable professionals in the field, including Futoshi Tomiyama and Takehiko Hamaguchi. These collaborations have fostered an environment of innovation and have been instrumental in the development of advanced data storage technologies.

Conclusion

Hideki Zaitsu's contributions to the realm of data storage technology are both significant and impactful. With a total of 22 patents, he continues to influence the industry with his innovative solutions. His work is a testament to the importance of research and collaboration in driving technological advancements. As he moves forward, the future promises even more exciting developments in data storage and management.

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