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For the Inventor, By the Inventor

Hanyu, Japan

Nobuyuki Yamada

This inventor holds 6 USPTO granted patents and 1 EPO patent. Top assignee: Hitachi Metals, Ltd.. Active years: 1989-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyuki Yamada. Retrieved from https://idiyas.com/inventor/nobuyuki-yamada-tj3khump

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 100.0


Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 54(Granted Patents)


Location History:

  • Kumagaya, JP (1989)
  • Saitama, JP (2009)
  • Hanyu, JP (1994 - 2011)

Company Filing History:

goldMedal6 out of 2,333 
 
Hitachi Metals, Ltd.
 patents

Years Active: 1989-2011

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6 patents (USPTO):Explore Patents
1. 7947956 - Fluorescent material, a method of manufacturing the fluorescent material, a radiation detector using the fluorescent material, and an X-ray CT scanner (2011-05-24),
2. 7595492 - Fluorescent material, a method of manufacturing the fluorescent material, a radiation detector using the fluorescent material, and an X-ray CT scanner (2009-09-29),
3. 6495845 - Ceramic radiation shield and radiation detector using same (2002-12-17),
4. 5831269 - Radiation detector element (1998-11-03),
5. 5290738 - Material for nonmagnetic oxide substrate and magnetic head (1994-03-01),
6. 4820592 - Permanent oxide magnet and method of coating same (1989-04-11),

Title: Nobuyuki Yamada: Innovator in Fluorescent Materials

Introduction

Nobuyuki Yamada is a prominent inventor based in Hanyu, Japan. He has made significant contributions to the field of fluorescent materials, particularly in applications related to radiation detection and medical imaging technologies.

Latest Patents

Yamada holds six patents, with his latest innovations focusing on fluorescent materials and their applications. His patents include a method of manufacturing fluorescent materials, a radiation detector utilizing these materials, and an advanced X-ray CT scanner. One of his notable inventions is a fluorescent material with a garnet structure that contains Gd, Al, Ga, and O, along with Lu and/or Y, and Ce as an activator. This material is expressed as (Gd1-x-zLxCez)3+a(Al1-uGau)5-aO12, showcasing his expertise in material science.

Career Highlights

Nobuyuki Yamada is associated with Hitachi Metals, Ltd., where he has been instrumental in developing innovative technologies. His work has significantly advanced the understanding and application of fluorescent materials in various industries.

Collaborations

Yamada has collaborated with notable colleagues, including Ryouhei Nakamura and Akio Miyamoto. These partnerships have fostered a collaborative environment that enhances innovation and research in their field.

Conclusion

Nobuyuki Yamada's contributions to the field of fluorescent materials and his innovative patents highlight his role as a leading inventor. His work continues to impact various technological advancements, particularly in radiation detection and medical imaging.

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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