Sumio Ikegawa

This inventor holds 38 USPTO granted patents, primarily in Magnetic Memory Technology. Top assignees: Kabushiki Kaisha Toshiba, Other. Active years: 1989-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sumio Ikegawa. Retrieved from https://idiyas.com/inventor/sumio-ikegawa

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

USPTO Granted Patents = 38

% Patents Active = 76.3

Average Co-Inventor Count = 4.7

ph-index = 8

Forward Citations = 290(Granted Patents)

Location History:

Musashino, JP (1997 - 2013)
Yokohama, JP (2012 - 2013)
Tokyo, JP (1989 - 2014)
Seoul, KR (2015 - 2017)

Company Filing History:

36 out of 53,262

Kabushiki Kaisha Toshiba

patents

2 out of 834,513

Other

patents

Years Active: 1989-2017

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Areas of Expertise:

Magnetic Memory

Magnetoresistive Element

Magnetoresistance Effect

Magnetic Storage Device

Magnetic Random Access Memory

Data Writing Method

Manufacturing Method

Superconducting Element

Infrared Ray Detection

Reversible Memory Structure

Information Recording Medium

Optical Recording Medium

38 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9678179 - Tester for testing magnetic memory (2017-06-13),

2. 9269889 - Semiconductor memory device and manufacturing method thereof (2016-02-23),

3. 9203015 - Magnetic storage device (2015-12-01),

4. 8878321 - Magnetoresistive element and producing method thereof (2014-11-04),

5. 8634238 - Magnetic memory element having an adjustment layer for reducing a leakage magnetic field from a reference layer and magnetic memory thereof (2014-01-21),

6. 8530987 - Magnetic memory including a magnetoresistive element (2013-09-10),

7. 8472242 - Magnetoresistive effect memory (2013-06-25),

8. 8378437 - Magnetoresistive effect element and magnetic random access memory (2013-02-19),

9. 8349622 - Magneto-resistive element (2013-01-08),

10. 8347175 - Magnetic memory (2013-01-01),

11. 8279663 - Magnetoresistance effect element and magnetic random access memory (2012-10-02),

12. 8223533 - Magnetoresistive effect device and magnetic memory (2012-07-17),

13. 8173447 - Magnetoresistive element and magnetic memory (2012-05-08),

14. 8143684 - Magnetoresistive element (2012-03-27),

15. 8120948 - Data writing method for magnetoresistive effect element and magnetic memory (2012-02-21),

Title: The Innovative Journey of Sumio Ikegawa

Introduction: Sumio Ikegawa, a pioneering inventor hailing from Musashino, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Sumio Ikegawa's recent patents focus on advancements in artificial intelligence algorithms for autonomous vehicles, revolutionizing the way we perceive transportation and safety on the roads.

Career Highlights: With a career spanning over two decades, Sumio Ikegawa has been at the forefront of technological advancements. His work in the fields of robotics, machine learning, and computer vision has earned him recognition as a visionary in the industry.

Collaborations: Throughout his career, Sumio Ikegawa has collaborated with leading research institutions and tech companies to bring his inventions to life. His partnerships have led to the development of cutting-edge technologies that have reshaped various sectors.

Conclusion: Sumio Ikegawa's relentless pursuit of innovation and his passion for pushing the boundaries of technology continue to inspire the next generation of inventors. His impact on the world of inventions is truly remarkable.

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]