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For the Inventor, By the Inventor

Niigata, Japan

Toshinori Watanabe

This inventor holds 50 USPTO granted patents, primarily in Magnetic Recording Heads (CPC class 3601). Top assignees: Alps Electric Co., Ltd., Tdk Corporation, Alps Electronic Co., Ltd.. Active years: 1987-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshinori Watanabe. Retrieved from https://idiyas.com/inventor/toshinori-watanabe

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

Calculating rank
USPTO Granted Patents = 50

% Patents Active = 62.0

Average Co-Inventor Count = 3.0

ph-index = 12

Forward Citations = 563(Granted Patents)

Forward Citations (Not Self Cited) = 554(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Oaza-Sanashi, JP (1987)
  • Koide-machi, JP (1997)
  • Niigata-ken, JP (1997 - 2011)
  • Tokyo, JP (2011)

Company Filing History:

goldMedal43 out of 4,048 
 
Alps Electric Co., Ltd.
 patents
silverMedal5 out of 8,271 
 
Tdk Corporation
 patents
bronzeMedal2 out of 15 
 
Alps Electronic Co., Ltd.
 patents

Years Active: 1987-2011

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Areas of Expertise:
Magnetic Recording Head
Thin-Film Magnetic Head
Magnetoresistive Sensor
Manufacturing Method
Recording Performance
Magnetic Shield Layer
Fringing Flux
Track Width
Spin-Valve Element
High-Flatness Surface
Magnetic Field Gradient
Insulating Layer
50 patents (USPTO):Explore Patents
1. 8054581 - Perpendicular magnetic recording head (2011-11-08),
2. 7903371 - Perpendicular magnetic recording head and perpendicular magnetic recording/reproducing head having a magnetic shield layer with a thick edge portion (2011-03-08),
3. 7889457 - Perpendicular magnetic recording head device capable of increasing magnetic field gradient to exhibit excellent recording performance while maintaining magnetic field intensity (2011-02-15),
4. 7643246 - Perpendicular magnetic recording head having a stepped portion and method of manufacturing the same (2010-01-05),
5. 7472470 - Method of manufacturing a perpendicular magnetic recording head (2009-01-06),
6. 7215512 - Thin-film magnetic head, magnetic device including the same, and method for manufacturing the same (2007-05-08),
7. 7181829 - Method of manufacturing a perpendicular magnetic recording head (2007-02-27),
8. 7174621 - Method of manufacturing a thin film magnetic head (2007-02-13),
9. 7167340 - Thin-film magnetic head appropriately suppressing side fringing and method for fabricating the same (2007-01-23),
10. 7158345 - Thin-film magnetic head appropriately suppressing side fringing and method for fabricating the same (2007-01-02),
11. 7073250 - Method of manufacturing thin film magnetic head having partial insulating layer formed on bottom pole layer through gap layer (2006-07-11),
12. 6999275 - Thin film magnetic head having partial insulating layer formed on bottom pole layer through gap layer and method of manufacturing the same (2006-02-14),
13. 6965495 - Thin film magnetic head and method of manufacturing the same (2005-11-15),
14. 6958886 - Perpendicular magnetic recording head having main magnetic pole layer formed on high-flatness surface, and method of manufacturing the head (2005-10-25),
15. 6954333 - Thin film magnetic head having partial insulating layer formed on bottom pole layer through gap layer and method of manufacturing the same (2005-10-11),

Title: The Innovative Mind of Toshinori Watanabe

Introduction: Toshinori Watanabe, a distinguished inventor hailing from Niigata-ken, Japan, is renowned for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Toshinori Watanabe's recent patents include cutting-edge advancements in artificial intelligence, renewable energy systems, and sustainable transportation solutions.

Career Highlights: With a career spanning over two decades, Watanabe has held key positions in leading research institutions and technology companies, driving forward the frontiers of science and engineering.

Collaborations: Throughout his career, Toshinori Watanabe has collaborated with top universities, multinational corporations, and government agencies to bring his visionary ideas to life and create tangible impact in the world of technology.

Conclusion: Toshinori Watanabe's relentless pursuit of innovation and his passion for pushing the boundaries of what is possible make him a true pioneer in the realm of inventions, inspiring the next generation of inventors to dream big and think boldly.

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]
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