Echizen, Japan

Masami Kaneyoshi

This inventor holds 24 USPTO granted patents and 5 published patent applications and 1 EPO patent, primarily in Fluorescent Materials. Top assignee: Shin-Etsu Chemical Co., Ltd.. Active years: 1994-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Kaneyoshi. Retrieved from https://idiyas.com/inventor/masami-kaneyoshi

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

Calculating rank
USPTO Granted Patents = 24 

% Patents Active = 58.3

 

Average Co-Inventor Count = 1.9

ph-index = 6

Forward Citations = 100(Granted Patents)


Location History:

  • Fukui, JP (1994)
  • Fukui-ken, JP (1996 - 2002)
  • Takefu, JP (2002 - 2008)
  • Echizen, JP (2015 - 2021)

Company Filing History:


Years Active: 1994-2021

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Areas of Expertise:
Phosphor Particles
Complex Fluoride Phosphor
Light-Emitting Device
Wavelength Conversion
Zirconium Oxides
Manganese Oxides
Rare Earth Phosphate
Thermal Spray
Conductive Filler
Sintered Body
Oxide Particles
Polyhedral Particles
24 patents (USPTO):Explore Patents

Title: Innovations in Phosphor Technology: The Contributions of Masami Kaneyoshi

Introduction: Masami Kaneyoshi, located in Echizen, Japan, is a prominent inventor known for his significant contributions to phosphor technology. With a remarkable portfolio of 24 patents, Kaneyoshi has been a driving force in developing innovative solutions in the field. His latest inventions focus on enhancing the properties and production methods of phosphor materials, which are essential in various applications, including display technologies and lighting.

Latest Patents: Kaneyoshi's recent patents showcase his expertise in creating advanced phosphor particles. One of his innovative inventions involves Mn-doped complex fluoride red phosphor particles, which are designed to maintain their flow properties during mixing with silicone or epoxy resins. This innovation effectively enhances humidity resistance and minimizes adhesion and agglomeration among particles. Additionally, he has developed a method for producing hexafluoromanganate(IV), characterized by a unique electrochemical process that improves the purity and reduces contamination with oxygen. This process results in high-luminescence complex fluoride red phosphors with excellent internal quantum efficiency, marking a significant advancement in phosphor production.

Career Highlights: Kaneyoshi's career has been marked by his unwavering dedication to innovation at Shin-Etsu Chemical Co., Ltd., where he has collaborated with other leading experts in the field. His patents reflect a profound understanding of material science and a commitment to pushing the boundaries of phosphor technology.

Collaborations: Throughout his career, Kaneyoshi has had the privilege of working alongside notable colleagues, including Kazuhiro Wataya and Masatoshi Ishii. Their collaborative efforts have further enriched the research and development projects at Shin-Etsu Chemical Co., Ltd., allowing them to achieve groundbreaking results in the realm of phosphor materials.

Conclusion: Masami Kaneyoshi continues to be an influential figure in the field of phosphor technology. His recent patents and innovative approaches significantly contribute to advancements in materials science. Through his work at Shin-Etsu Chemical Co., Ltd. and collaboration with esteemed coworkers, Kaneyoshi remains at the forefront of developing new technologies that hold the potential to impact various industries positively.

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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