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For the Inventor, By the Inventor

Kanagawa, Japan

Tadashi Ozue

USPTO Granted Patents = 51

Average Co-Inventor Count = 1.9

ph-index = 9

Forward Citations = 257(Granted Patents)

Forward Citations (Not Self Cited) = 249(Oct 12, 2025)


Inventors with similar research interests:


Company Filing History:

goldMedal51 out of 58,129 
 
Sony Corporation
 patents

Years Active: 1991-2008

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51 patents (USPTO):Explore Patents
1. 7457079 - Magnetic head with rectangular-shaped planar spiral coil and leading core width smaller than trailing core width (2008-11-25),
2. 7372655 - Information-processing apparatus, information-processing method, programs and recording mediums (2008-05-13),
3. 7324303 - Magnetic recording/reproducing head with head elements displaced in both head width and lamination directions (2008-01-29),
4. 7323260 - Lubricant, recording medium and carboxylic acid compound (2008-01-29),
5. 7292412 - Rotary head drum apparatus including a rotary drum having a head and a switch for selecting the head and magnetic recording and/or reproducing apparatus using the same (2007-11-06),
6. 7239466 - Magnetic head device and magnetic recording device (2007-07-03),
7. 7161760 - Reproducing apparatus and reproducing method for reproducing data by scanning slant tracks using a plurality of reproducing heads (2007-01-09),
8. 7082015 - Rotary drum and magnetic reproducing apparatus or magnetic recording and reproducing apparatus using the same (2006-07-25),
9. 7075752 - Magnetic head apparatus, magnetic reproducing method, and magnetic reproducing apparatus in linear tape system (2006-07-11),
10. 7057845 - Reproducing apparatus and reproducing method for reproducing data by scanning slant tracks using a plurality of reproducing heads (2006-06-06),
11. 7050265 - Negative pressure type rotary head drum unit and magnetic tape drive using the same (2006-05-23),
12. 7002777 - Tape drive head with lower core layer side inclined at angle equal to or greater than azimuth angle and aligned with upper core layer edge (2006-02-21),
13. 6970325 - Magnetic head apparatus, magnetic reproducing method, and magnetic reproducing apparatus in linear tape system (2005-11-29),
14. 6922298 - Magnetic tape recording apparatus for recording tracks having same track pitch (2005-07-26),
15. 6813109 - Rotary magnetic head apparatus for performing reproduction operations using a plurality of reproduction heads without depending on the arrangement of the recording tracks (2004-11-02),

Title: Tadashi Ozue: Innovator in Magnetic Recording Technology

Introduction

Tadashi Ozue is a prominent inventor located in Kanagawa, Japan, known for his contributions to magnetic recording technology. With an impressive portfolio of 51 patents, Ozue has made significant advancements in the fields of data storage and information processing. His work primarily focuses on innovative designs that enhance the efficiency and performance of magnetic recording heads.

Latest Patents

Ozue's latest patents include a magnetic head featuring a rectangular-shaped planar spiral coil along with a unique design where the leading core width is smaller than the trailing core width. This thin film magnetic recording head comprises a substrate and two magnetic cores that develop magnetic flux, which results in a high-density magnetic recording. This configuration not only minimizes side erase due to recording magnetic flux fringing but also maintains conventional manufacturing processes, thereby simplifying fabrication challenges.

Another noteworthy patent involves an information-processing apparatus that utilizes a Memory in Cassette (MIC) for storing attributes of data recorded on magnetic tapes. This invention provides a comprehensive way to manage attributes such as file names, creation dates, and data types, allowing for efficient identification and retrieval of recorded data. Such innovations demonstrate Ozue's commitment to enhancing the efficiency of data storage solutions.

Career Highlights

Tadashi Ozue is currently employed at Sony Corporation, a leading electronics and technology company renowned for its innovative solutions. His career at Sony has been marked by significant developments in magnetic recording technology, culminating in his impressive list of patents that continue to shape the industry.

Collaborations

Throughout his career, Ozue has collaborated with esteemed coworkers such as Toshio Shirai and Yoshiteru Kamatani. These partnerships have facilitated the sharing of ideas and expertise, further enhancing the innovation process and leading to breakthroughs in magnetic recording technologies.

Conclusion

Tadashi Ozue stands out as an influential figure in the realm of innovations related to magnetic recording technology. His extensive patent portfolio reflects his dedication to improving data storage methods and showcases his collaborative spirit within the industry. As technology continues to advance, Ozue's contributions will undoubtedly pave the way for further developments in this crucial field.

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