Joetsu, Japan

Masayoshi Sagehashi

This inventor holds 74 USPTO granted patents and 13 published patent applications and 12 EPO patents, primarily in Chemical Resist Technology (CPC class G03F). Top assignees: Shin-Etsu Chemical Co., Ltd., Shin-Etsu Chemical Ltd.. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Sagehashi. Retrieved from https://idiyas.com/inventor/masayoshi-sagehashi

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

USPTO Granted Patents = 74 

% Patents Active = 97.3

 

Average Co-Inventor Count = 3.6

ph-index = 6

Forward Citations = 145(Granted Patents)

Forward Citations (Not Self Cited) = 134(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Jyoetsu, JP (2014 - 2019)
  • Joetsu, JP (2013 - 2024)

Company Filing History:


Years Active: 2013-2026

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Areas of Expertise:
Onium Salt
Chemically Amplified Resist
Positive Resist
Negative Resist
Patterning Process
Polymer Compound
Monomer
Photomask Blank
Protective Film
Epoxy Compound
Conductive Polymer
Shrink Agent
74 patents (USPTO):Explore Patents

Title: The Innovative Mind of Masayoshi Sagehashi

Introduction: Masayoshi Sagehashi, a distinguished inventor hailing from Joetsu, Japan, is renowned for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masayoshi Sagehashi's recent patents include cutting-edge advancements in robotics, artificial intelligence, and renewable energy technologies, solidifying his position as a pioneer in the industry.

Career Highlights: With a career spanning over two decades, Masayoshi Sagehashi has held key roles in leading tech companies, where he spearheaded research and development projects that have led to numerous successful patent applications.

Collaborations: Throughout his career, Masayoshi Sagehashi has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Masayoshi Sagehashi's relentless pursuit of innovation and his passion for pushing the boundaries of technology have cemented his legacy as a visionary inventor in the global landscape of technological advancements.

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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