Kanagawa, Japan

Nobuo Yamazaki

This inventor holds 41 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Magnetic Recording Media. Top assignees: Fuji Photo Film Company, Limited, Sony Corporation, Fujifilm Corporation. Active years: 1978-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuo Yamazaki. Retrieved from https://idiyas.com/inventor/nobuo-yamazaki

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

USPTO Granted Patents = 41 

% Patents Active = 85.4

 

Average Co-Inventor Count = 2.8

ph-index = 9

Forward Citations = 533(Granted Patents)


Location History:

  • Tokyo, JP (1989)
  • Chiba, JP (2004 - 2011)
  • Odawara, JP (1988 - 2013)
  • Kanagawa, JP (1978 - 2016)
  • Minami-ashigara, JP (2013 - 2016)

Company Filing History:


Years Active: 1978-2016

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Areas of Expertise:
Hexagonal Ferrite
Magnetic Powder
Magnetic Recording
Picture Display
Image Processing
Ferromagnetic Particles
Filter Circuit
Color Signal Control
Manufacturing Method
Recording Medium
Magnetic Layer
Horizontal Frequency
41 patents (USPTO):Explore Patents

Title: Nobuo Yamazaki: Innovator in Magnetic Materials

Introduction

Nobuo Yamazaki is a prominent inventor based in Kanagawa, Japan, recognized for his significant contributions to the field of magnetic materials. With a remarkable portfolio of 41 patents, Yamazaki has been at the forefront of innovations in magnetic recording media and related technologies.

Latest Patents

Yamazaki's latest inventions include "Hexagonal strontium ferrite magnetic powder and method of manufacturing the same," which introduces an innovative process for producing hexagonal strontium ferrite magnetic powder. This method involves melting a starting material mixture with a specific composition, resulting in enhanced magnetic properties. Another notable patent is for a "magnetic recording medium and method of manufacturing the same," highlighting a technique for creating hexagonal ferrite magnetic particles through the melting and quenching of an aluminum-containing starting material. These advancements showcase his expertise in manipulating material properties for improved performance in magnetic applications.

Career Highlights

Throughout his career, Nobuo Yamazaki has made significant strides in his field while working with leading companies. He has been employed at notable institutions such as Fuji Photo Film Company, Limited and Sony Corporation, where he applied his innovative ideas to develop advanced technologies in magnetic materials.

Collaborations

Yamazaki has collaborated with esteemed colleagues like Shinji Saito and Hitoshi Noguchi. Their combined efforts have likely contributed to the groundbreaking advancements in magnetic material technologies that Yamazaki is known for today.

Conclusion

Nobuo Yamazaki's impressive portfolio of patents and career achievements highlights his pivotal role in the evolution of magnetic materials. His work continues to influence the industry, positioning him as a key player in the field of innovations and inventions related to magnetic recording technologies.

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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