logo

For the Inventor, By the Inventor

Chichibu, Japan

Masahide Utsunomiya

This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignee: Showa Denko K.k.. Active years: 1998-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahide Utsunomiya. Retrieved from https://idiyas.com/inventor/masahide-utsunomiya

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

USPTO Granted Patents = 5

% Patents Active = 80.0


Average Co-Inventor Count = 3.7

ph-index = 3

Forward Citations = 19(Granted Patents)


Location History:

  • Saitama, JP (1998)
  • Chichibu, JP (2004 - 2008)

Company Filing History:

goldMedal5 out of 1,961 
 
Showa Denko K.k.
 patents

Years Active: 1998-2008

Loading Chart...
Loading Chart...
5 patents (USPTO):Explore Patents
1. 7431070 - Rare earth magnet alloy ingot, manufacturing method for the same, R-T-B type magnet alloy ingot, R-T-B type magnet, R-T-B type bonded magnet, R-T-B type exchange spring magnet alloy ingot, R-T-B type exchange spring magnet, and R-T-B type exchange spring bonded magnet (2008-10-07),
2. 7264683 - Centrifugal casting method, centrifugal casting apparatus, and cast alloy produced by same (2007-09-04),
3. 7014718 - Rare earth magnet alloy ingot, manufacturing method for the same, R-T-B type magnet alloy ingot, R-T-B type magnet, R-T-B type bonded magnet, R-T-B type exchange spring magnet alloy ingot, R-T-B type exchange spring magnet, and R-T-B type exchange spring bonded magnet (2006-03-21),
4. 6797081 - Centrifugal casting method, centrifugal casting apparatus, and cast alloy produced by same (2004-09-28),
5. 5725042 - Method for producing hydrogen-absorbing alloy (1998-03-10),

Title: The Innovative Contributions of Masahide Utsunomiya

Introduction

Masahide Utsunomiya is a prominent inventor based in Chichibu, Japan. He has made significant contributions to the field of rare earth magnet technology. With a total of 5 patents to his name, Utsunomiya's work focuses on enhancing the magnetic properties of rare earth magnet alloys.

Latest Patents

Utsunomiya's latest patents include a range of innovative products and methods. These include a rare earth magnet alloy ingot and its manufacturing method, as well as various R-T-B type magnet alloys and bonded magnets. One of his key inventions aims to provide a rare earth magnet alloy ingot with improved magnetic properties. This alloy comprises an R-T-B type magnet alloy, which includes rare earth elements and specific percentages of Nd, Pr, Dy, and B. Additionally, he has developed a centrifugal casting method that enhances the performance of R-T-B type rare-earth magnet alloys by suppressing undesirable phases during solidification.

Career Highlights

Utsunomiya is associated with Showa Denko K.K., a company known for its advancements in materials science. His work has been instrumental in pushing the boundaries of magnet technology, particularly in the realm of rare earth materials. His innovative approaches have garnered attention in both academic and industrial circles.

Collaborations

Throughout his career, Utsunomiya has collaborated with notable colleagues, including Hiroshi Hasegawa and Uremu Hosono. These partnerships have contributed to the development of cutting-edge technologies in the field of magnet alloys.

Conclusion

Masahide Utsunomiya's contributions to rare earth magnet technology exemplify the spirit of innovation. His patents reflect a commitment to improving magnetic materials, which have significant implications for various applications. Utsunomiya's work continues to influence the industry and inspire future advancements in magnet technology.

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]
Loading…