Tokyo, Japan

Masumi Sasakawa

This inventor holds 4 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1985-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masumi Sasakawa. Retrieved from https://idiyas.com/inventor/masumi-sasakawa

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 4

Forward Citations = 130(Granted Patents)


Location History:

  • Kamagaya, JP (1985)
  • Tokyo, JP (1985 - 1986)

Company Filing History:


Years Active: 1985-1986

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4 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Masumi Sasakawa

Introduction:

Masumi Sasakawa, a prominent inventor based in Tokyo, JP, has made significant contributions to the field of polymer technology through his innovative patents. With a total of 4 patents to his name, Sasakawa's work showcases his expertise in developing cutting-edge solutions in the area of toner production.

Latest Patents:

Among Sasakawa's latest patents is a groundbreaking "Process for producing toner" which focuses on dispersing a monomer system to create toner particles with exceptional fixing characteristic, developing characteristic, and abrasion resistance. This process highlights his commitment to enhancing the quality and performance of toner products for various applications.

Another notable patent is the "Toner for development of electrostatic charges," which features an amorphous polyester formulation designed to optimize the development of electrostatic charges. By incorporating a salicylic acid metal complex, Sasakawa's toner formulation demonstrates a unique approach to improving toner functionality and efficiency.

Career Highlights:

Sasakawa is currently affiliated with Canon Kabushiki Kaisha, a renowned technology company recognized for its contributions to imaging and optical products. Within Canon, Sasakawa's expertise in polymer technology has been instrumental in driving innovation and advancing toner production methods.

Collaborations:

Throughout his career, Sasakawa has collaborated with accomplished professionals such as Hiroshi Fukumoto and Sukejiro Inoue. These collaborations have enabled him to exchange ideas, explore new technologies, and further refine his innovative approaches to toner production.

Conclusion:

Masumi Sasakawa's dedication to advancing polymer technology and toner production is evident through his impactful patents and collaborations with industry experts. His work not only showcases his technical prowess but also highlights his commitment to driving innovation in the field of materials science.

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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