Yasuo Hayakawa

This inventor holds 22 USPTO granted patents, primarily in Magnetic Sensing Technology. Top assignees: Alps Electric Co., Ltd., Tdk Corporation. Active years: 1997-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Hayakawa. Retrieved from https://idiyas.com/inventor/yasuo-hayakawa

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

USPTO Granted Patents = 22

% Patents Active = 81.8

Average Co-Inventor Count = 2.3

ph-index = 11

Forward Citations = 293(Granted Patents)

Location History:

Nagaoka, JP (1997 - 1999)
Niigata-ken, JP (1998 - 2010)
Tokyo, JP (2008 - 2013)

Company Filing History:

16 out of 4,048

Alps Electric Co., Ltd.

Years Active: 1997-2013

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Areas of Expertise:

Photo Detector

Tunneling Magnetic Sensing

Giant Magnetoresistive Head

Thin Film Magnetic Head

Soft Magnetic Alloy

Reactive-Ion-Etching Stop Layer

Magnetic Sensor

High Frequency Magnetics

Thermal Conductivity

Ferrimagnetic Layer

Electrical Connection

Antiferromagnetic Film

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D683634 - Photo detector (2013-06-04),

2. 8072712 - Tunneling magnetic sensing element having two-layered hard bias layer (2011-12-06),

3. 7800867 - CPP GMR head with antiferromagnetic layer disposed at rear of ferrimagnetic pinned layer (2010-09-21),

4. 7656620 - Magnetic head device provided with lead electrode electrically connected to magnetic shield layer (2010-02-02),

5. 7623324 - Magnetic sensing element having reactive-ion-etching stop layer and process for producing same (2009-11-24),

6. 7599155 - Self-pinned CPP giant magnetoresistive head with antiferromagnetic film absent from current path (2009-10-06),

7. 7365949 - CPP giant magnetoresistive head including pinned magnetic layer that extends in the height direction (2008-04-29),

8. 7220499 - CPP giant magnetoresistive head having antiferromagnetic film disposed in rear of element (2007-05-22),

9. 6885526 - Thin film magnetic head comprising SiON film (2005-04-26),

10. 6707649 - Magnetic sensing element permitting decrease in effective element size while maintaining large optical element size (2004-03-16),

11. 6704172 - Thin film magnetic head using Al-Si-O insulating material and method of manufacturing the same (2004-03-09),

12. 6654212 - Magnetic sensor capable of providing stable resistance change rate (2003-11-25),

13. 6459551 - Thin film magnetic head (2002-10-01),

14. 6351204 - Thin magnetic element and transformer (2002-02-26),

15. 6307720 - Thin film magnetic head (2001-10-23),

Title: Inventor Yasuo Hayakawa

Introduction: Yasuo Hayakawa is a renowned inventor hailing from Niigata-ken, Japan, known for his groundbreaking contributions to various fields.

Latest Patents: Yasuo Hayakawa holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies.

Career Highlights: With a career spanning over two decades, Yasuo Hayakawa has worked with leading research institutions and universities to develop cutting-edge technologies that have revolutionized the industry.

Collaborations: Throughout his career, Yasuo Hayakawa has collaborated with top companies, such as tech giants and automotive manufacturers, to bring his innovative ideas to life.

Conclusion: Yasuo Hayakawa's passion for innovation and his dedication to pushing the boundaries of technology have solidified his position as a pioneering inventor in the global landscape.

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]