Tachikawa, Japan

Yuka Aoyagi

This inventor holds 9 USPTO granted patents and 1 published patent application. Top assignees: Kabushiki Kaisha Toshiba, Showa Denko K.k., Toshiba Electronic Devices & Storage Corporation. Active years: 2005-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuka Aoyagi. Retrieved from https://idiyas.com/inventor/yuka-aoyagi

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

Calculating rank
USPTO Granted Patents = 9 

% Patents Active = 44.4

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 26(Granted Patents)


Location History:

  • Ome, JP (2005)
  • Tachikawa, JP (2005 - 2012)
  • Yokohama, JP (2014)
  • Yokohama Kanagawa, JP (2020)

Company Filing History:


Years Active: 2005-2020

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9 patents (USPTO):Explore Patents

Title: Inventor Spotlight: Yuka Aoyagi

Introduction

Yuka Aoyagi, based in Tachikawa, Japan, is a prolific inventor with a remarkable portfolio of nine patents. His innovative contributions primarily focus on advancements in magnetic disk technology, showcasing his expertise in the field of data storage devices.

Latest Patents

One of Aoyagi's latest patents is a **magnetic disk device and recording method**, which encompasses a cutting-edge magnetic head designed to write and read data from a magnetic disk. The device features a controller circuit that adeptly manages the gap between the magnetic head and the magnetic disk. This innovation allows the selection of one of two or more gap values for optimal fly height, tailored to specific write locations on the disk.

Another significant patent from Aoyagi details a **method for detecting touchdown of head in a disk storage apparatus**. This method includes a head equipped with a write element, a read element, and an HDI (head disk interference) sensor to measure thermal interactions between the head and disk. The technique involves supplying alternating-current heater power to enhance detection of touchdown events based on changes in the HDI sensor's output signal during power variations.

Career Highlights

Aoyagi has significantly impacted the tech industry through his work at renowned companies, including Kabushiki Kaisha Toshiba and Showa Denko K.K. His contributions have advanced the effectiveness and reliability of data storage solutions, cementing his reputation as a key figure in his field.

Collaborations

Throughout his career, Aoyagi has had the pleasure of collaborating with esteemed colleagues, including Tomoko Taguchi and Akihiko Takeo. These partnerships have fostered innovative ideas and breakthroughs in disk storage technology, demonstrating the synergy that comes from collaboration in research and development.

Conclusion

Yuka Aoyagi stands out as a leading inventor in the field of magnetic disk technology, with a solid track record of patents that push the boundaries of data storage innovation. His ongoing commitment to research and development continues to inspire and pave the way for advancements in this crucial sector.

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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