IDiyas

For the Inventor, By the Inventor

Niigata-ken, Japan

Tomoo Otsuka

USPTO Granted Patents = 17

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 50(Granted Patents)


Location History:

  • Tokyo, JP (2011)
  • Niigata-ken, JP (2001 - 2012)

Company Filing History:

goldMedal10 out of 4,048 
 
Alps Electric Co., Ltd.
 patents
silverMedal7 out of 7,952 
 
Tdk Corporation
 patents

Years Active: 2001-2012

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17 patents (USPTO):Explore Patents
1. 8159782 - Thin film magnetic head having heating element (2012-04-17),
2. 8072710 - Thin-film magnetic head that locally projects an element part toward a recording medium by thermal expansion (2011-12-06),
3. 8045293 - Thin film magnetic head including thermal deformation-preventing layer (2011-10-25),
4. 8045291 - Perpendicular magnetic recording head and manufacturing method thereof (2011-10-25),
5. 7957096 - Perpendicular magnetic recording head and method of manufacturing same (2011-06-07),
6. 7933098 - Thin film magnetic head using a shunt line connecting to the magnetic layer at a position that deviates from the center of the heat generating region (2011-04-26),
7. 7903373 - Thin film magnetic head having heating element (2011-03-08),
8. 7130154 - Magnetic head slider having protrusions provided on the medium-facing surface and manufacturing method therefor (2006-10-31),
9. 6999280 - Magnetic head capable of being increased in shape freedom of support and magnetic head device using the magnetic head (2006-02-14),
10. 6879462 - Magnetic head capable of being increased in shape freedom of support and magnetic head device using the magnetic head (2005-04-12),
11. 6839203 - Magnetic head having raised element and magnetic head apparatus using the same (2005-01-04),
12. 6728069 - Magnetic head slider having protrusions with high abrasion resistance provided on the medium-facing surface and manufacturing method therefor (2004-04-27),
13. 6717772 - Magnetic head slider having protrusions provided on the medium-facing surface and manufacturing method therefor (2004-04-06),
14. 6639756 - Magnetic head having raised element and magnetic head apparatus using the same (2003-10-28),
15. 6529346 - Magnetic head slider with protrusion on surface facing recording medium (2003-03-04),

Title: The Innovative Contributions of Tomoo Otsuka

Introduction

Tomoo Otsuka is a prominent inventor based in Niigata-ken, Japan. He has made significant contributions to the field of thin film magnetic heads, holding a total of 17 patents. His work has advanced the technology used in data storage and retrieval systems.

Latest Patents

Otsuka's latest patents include a thin film magnetic head featuring a heating element. This innovative design reduces the amount of protrusion in the periphery of the element portion and prevents local temperature increases of electrode leads. The thin film magnetic head consists of a playback element situated between lower and upper shield layers, a recording element laminated on the upper shield layer, and a heating element positioned below a coil layer. This heating element generates heat to allow the playback element to protrude toward the recording medium through thermal expansion. Another notable patent describes a thin-film magnetic head that projects an element part toward a recording medium by thermal expansion, utilizing a shield layer formed by multiple layers, including first and second shield layers.

Career Highlights

Throughout his career, Tomoo Otsuka has worked with notable companies such as Alps Electric Co., Ltd. and TDK Corporation. His expertise in the field has led to numerous advancements in magnetic head technology, making him a respected figure in the industry.

Collaborations

Otsuka has collaborated with esteemed colleagues, including Kiyoshi Kobayashi and Hirohisa Ishihara. These partnerships have contributed to the development of innovative technologies and have furthered the impact of his work.

Conclusion

Tomoo Otsuka's contributions to the field of thin film magnetic heads have been invaluable. His innovative patents and collaborations with industry leaders highlight his significant role in advancing technology. His work continues to influence the future of data storage and retrieval systems.

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