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For the Inventor, By the Inventor

Osaka, Japan

Kohshi Yoshimura

This inventor holds 22 USPTO granted patents and 7 EPO patents, primarily in Rare Earth Magnets. Top assignees: Sumitomo Special Metals Co., Ltd., Neomax Co., Ltd., Hitachi Metals, Ltd.. Active years: 2001-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kohshi Yoshimura. Retrieved from https://idiyas.com/inventor/kohshi-yoshimura

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

USPTO Granted Patents = 22

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.2

ph-index = 6

Forward Citations = 109(Granted Patents)


Location History:

  • Amagasaki, JP (2001 - 2002)
  • Hyogo, JP (2001 - 2006)
  • Osaka, JP (2004 - 2012)

Company Filing History:

goldMedal12 out of 240 
 
Sumitomo Special Metals Co., Ltd.
 patents
silverMedal6 out of 85 
 
Neomax Co., Ltd.
 patents
bronzeMedal4 out of 2,333 
 
Hitachi Metals, Ltd.
 patents

Years Active: 2001-2012

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Areas of Expertise:
R-Fe-B Magnet
Anisotropic Sintered Magnet
Electroplating Film
Corrosion-Resistant Magnet
Copper Plating Solution
Integrated Magnet Body
Surface Treatment Process
Metal Layer Formation
Permanent Magnet Production
Electroplating Device
Corrosion-Resisting Film
Resin Molded Product
22 patents (USPTO):Explore Patents
1. 8177922 - R-Fe-B anisotropic sintered magnet (2012-05-15),
2. 8177921 - R-Fe-B rare earth sintered magnet (2012-05-15),
3. 7517555 - Copper plating solution and method for copper plating (2009-04-14),
4. 7449100 - Method for forming electroplating film on surfaces of articles (2008-11-11),
5. 7335392 - Method for producing corrosion-resistant rare earth metal-based permanent magnet (2008-02-26),
6. 7053745 - Rare earth metal-based permanent magnet, and process for producing the same (2006-05-30),
7. 6923898 - Electroplating device, and process for electroplating work using the device (2005-08-02),
8. 6863986 - Process for forming metal layer on surface of resin molded product (2005-03-08),
9. 6819211 - Process for surface-treatment of hollow work having hole communicating with outside, and ring-shaped bonded magnet produced by the process (2004-11-16),
10. 6800967 - Integrated magnet body and motor incorporating it (2004-10-05),
11. 6444328 - FE-B-R based permanent magnet having corrosion-resistant film, and process for producing the same (2002-09-03),
12. 6423369 - Process for sealing pores in molded product, and bonded magnet with pores sealed by the process (2002-07-23),
13. 6399150 - Rare earth metal-based permanent magnet, and process for producing the same (2002-06-04),
14. 6399147 - Process for producing Fe-B-R based permanent magnet having corrosion-resistant film (2002-06-04),
15. 6365224 - Process for forming metal layer on surface of resin molded product (2002-04-02),

Title: The Innovative Mind of Kohshi Yoshimura: Pioneering Rare-Earth Sintered Magnets in Osaka

Introduction:

Kohshi Yoshimura, hailing from Osaka, Japan, is a prolific inventor with a remarkable portfolio of 22 patents. His groundbreaking work in the field of rare-earth sintered magnets has earned him global recognition for his contributions to materials science and magnet technology.

Latest Patents:

Yoshimura's latest patents showcase his expertise in the development of R-Fe-B rare earth sintered magnets and anisotropic sintered magnets. These inventions feature unique compositions and crystal structures that enhance magnet performance, setting new standards in magnet manufacturing and applications.

Career Highlights:

Having worked at esteemed companies such as Sumitomo Special Metals Co., Ltd. and Neomax Co., Ltd., Yoshimura has honed his skills and knowledge in materials engineering. His notable achievements include the successful commercialization of advanced magnet technologies that have revolutionized various industries.

Collaborations:

Throughout his career, Yoshimura has collaborated closely with esteemed colleagues such as Fumiaki Kikui and Takeshi Nishiuchi. Together, they have pushed the boundaries of magnet innovation, sharing expertise and insights to drive forward groundbreaking research and development initiatives.

Conclusion:

In conclusion, Kohshi Yoshimura stands as a visionary inventor whose pioneering work in rare-earth sintered magnets has left an indelible mark on the field of materials science. His passion for innovation and relentless pursuit of excellence continue to inspire future generations of inventors and researchers in the quest for technological advancement.

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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