IDiyas

For the Inventor, By the Inventor

Ikoma, Japan

Masayoshi Hiramoto

USPTO Granted Patents = 39

Average Co-Inventor Count = 4.5

ph-index = 11

Forward Citations = 502(Granted Patents)


Location History:

  • Nara, JP (2001 - 2006)
  • Yokohama, JP (2006)
  • Ikoma, JP (1996 - 2007)

Company Filing History:

goldMedal38 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
silverMedal1 out of 31 
 
Matsushita Electric Co., Ltd.
 patents

Years Active: 1996-2007

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39 patents (USPTO):Explore Patents
1. 7163755 - Magneto-resistive element (2007-01-16),
2. 7079361 - Magnetoresistive element and magnetoresistive magnetic head, magnetic recording apparatus and magnetoresistive memory device using the same (2006-07-18),
3. 7042686 - Magnetoresistive element and method for producing the same (2006-05-09),
4. 7018725 - Magneto-resistance effect element magneto-resistance effect memory cell, MRAM, and method for performing information write to or read from the magneto-resistance effect memory cell (2006-03-28),
5. 7012790 - Magnetic head with yoke and multiple magnetic layers (2006-03-14),
6. 7005691 - Magnetoresistance element and magnetoresistance storage element and magnetic memory (2006-02-28),
7. 6999596 - Capacitor sensor (2006-02-14),
8. 6982932 - Recording/reproducing head and recording/reproducing apparatus incorporating the same (2006-01-03),
9. 6977799 - Magnetic head comprising a multilayer magnetoresistive device and a yoke for introducing magnetic flux from a medium to the magnetoresistive device (2005-12-20),
10. 6954372 - Magnetic storage element, production method and driving method therefor, and memory array (2005-10-11),
11. 6950333 - Magnetic memory and method for driving the same, and magnetic memory device using the same (2005-09-27),
12. 6917492 - Magnetoresistive element and method for manufacturing the same and nonvolatile memory including the same (2005-07-12),
13. 6887717 - Magnetoresistive device and method for producing the same, and magnetic component (2005-05-03),
14. 6878979 - Spin switch and magnetic storage element using it (2005-04-12),
15. 6798620 - Magneto-resistive element, magnetic head, and magnetic recording and reproduction apparatus (2004-09-28),

Title: Masayoshi Hiramoto – Innovator in Magneto-Resistive Technology

Introduction

Masayoshi Hiramoto, an accomplished inventor from Ikoma, Japan, has an impressive portfolio of 39 patents. His work primarily focuses on advancements in magnetoresistive elements, contributing significantly to the fields of electronics and magnetic recording technologies.

Latest Patents

Hiramoto's latest inventions demonstrate his innovative approach to magnetoresistive technology. One of his patents is for a vertical current-type magneto-resistive element, which includes an intermediate layer sandwiched between two magnetic layers. Notably, one of the layers is a multilayer film, featuring both non-magnetic and magnetic layers. The design allows for a defined area through which current flows, maintaining dimensions not exceeding 1000 μm.

Another significant patent by Hiramoto focuses on a magnetoresistive (MR) element renowned for its exceptional MR ratio and thermal stability. This invention includes at least one magnetic layer made from a ferromagnetic material represented by M-X, where M denotes materials like Fe, Co, and Ni, and X includes a variety of elements such as Cu, Ru, and Pt, among others. The specifications elaborate on conditions for the composition variables a, b, c, and d, ensuring precise performance within designated ranges.

Career Highlights

Hiramoto has worked with notable companies such as Matsushita Electric Industrial Co., Ltd. and Matsushita Electric Co., Ltd. His expertise and innovations have positioned him as a leading figure in the development of advanced magnetoresistive technologies, enhancing data storage solutions and overall electronic performance.

Collaborations

Throughout his career, Hiramoto has collaborated with prominent professionals in the field, including Hiroshi Sakakima and Nozomu Matsukawa. These partnerships have fostered innovative ideation and development in magnetoresistive applications, contributing to the evolution of technology.

Conclusion

Masayoshi Hiramoto's remarkable contributions to magnetoresistive technology underscore his status as a significant innovator. With a robust collection of patents and collaborations with industry experts, he continues to influence advancements in electronic devices and magnetic data recording, solidifying his legacy in the realm of invention.

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