Sagamihara, Japan

Masayoshi Kato

This inventor holds 4 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 1991-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayoshi Kato. Retrieved from https://idiyas.com/inventor/masayoshi-kato-r5owk8kc

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 4

Forward Citations = 89(Granted Patents)


Location History:

  • Zama, JP (1991)
  • Sagamihara, JP (1996 - 1998)

Company Filing History:


Years Active: 1991-1998

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4 patents (USPTO):Explore Patents

Title: Masayoshi Kato: Innovator in Optical Modules

Introduction

Masayoshi Kato is a prominent inventor based in Sagamihara, Japan. He has made significant contributions to the field of optical technology, holding a total of 4 patents. His work primarily focuses on the development of optical modules, which are essential components in various communication systems.

Latest Patents

Kato's latest patents include an innovative optical module and a fabrication process thereof. This optical module features an optical connector element made of first and second substrates that carry optical fibers between them. Additionally, it includes a device substrate that supports photodiodes on its upper major surface, corresponding to the optical fibers. The design allows the optical connector element to be mounted on the device substrate, ensuring that the end surfaces of the substrates face the principal surface of the device substrate. This configuration also incorporates polygonal projections on the device substrate for precise positioning, which engage with corresponding spaces formed between the first and second substrates.

Career Highlights

Masayoshi Kato is currently employed at Ricoh Company, Ltd., where he continues to advance his research and development in optical technologies. His work has been instrumental in enhancing the performance and efficiency of optical modules used in various applications.

Collaborations

Kato collaborates with fellow inventor Toshiyuki Inokuchi, contributing to the innovative projects at Ricoh Company, Ltd. Their combined expertise fosters a creative environment that drives technological advancements.

Conclusion

Masayoshi Kato's contributions to optical technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of advanced optical modules, showcasing the importance of innovation in modern 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]
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