Sendai, Japan

Tetsuro Saito

This inventor holds 3 USPTO granted patents. Top assignees: Ricoh Company, Ltd., Other. Active years: 1990-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuro Saito. Retrieved from https://idiyas.com/inventor/tetsuro-saito-8fiopx4s

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 = 2.0

ph-index = 3

Forward Citations = 37(Granted Patents)


Location History:

  • Sagamihara-city, Kanagawa-pref., JP (2000)
  • Sendai, JP (1990 - 2002)

Company Filing History:

goldMedal2 out of 28,957 
 
Ricoh Company, Ltd.
 patents
silverMedal2 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1990-2002

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3 patents (USPTO):Explore Patents

Title: Tetsuro Saito: Innovator in LED Technology

Introduction

Tetsuro Saito is a notable inventor based in Sendai, Japan. He has made significant contributions to the field of LED technology, holding a total of 3 patents. His innovative designs focus on enhancing the efficiency and functionality of LED devices.

Latest Patents

Saito's latest patents include a groundbreaking LED array head and a minute reflection optical elements array for use in the LED array head. The LED array head features a base plate with an array of protruding LED light-emitting portions. A mirror array with reflection mirror structures is formed on the upper circumferential surface of the LED light-emitting portions, effectively narrowing the radiation angle of emitted light. The reflection mirror structures are designed in a circular cone frustum shape, optimizing light emission. Additionally, the minute reflection optical elements array is designed for an optical writing apparatus, incorporating opening portions with a tapering cross-section that enhances light directionality. This array also includes marginal escape recess portions that facilitate integration with the base plate of the LED array head.

Career Highlights

Throughout his career, Tetsuro Saito has worked with prominent companies, including Ricoh Company, Ltd. His work has focused on developing innovative solutions that improve the performance of optical devices and fastening structures. His inventions have contributed to advancements in various applications, showcasing his expertise in the field.

Collaborations

Saito has collaborated with notable colleagues, including Yasuhiro Osawa and Shoichi Akiyama. These partnerships have fostered a creative environment that has led to the development of cutting-edge technologies.

Conclusion

Tetsuro Saito's contributions to LED technology and optical devices highlight his role as a significant innovator in the field. His patents reflect a commitment to enhancing the efficiency and functionality of lighting solutions.

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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