Shizuoka, Japan

Ryoichi Teranishi

This inventor holds 9 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignee: Ricoh Company, Ltd.. Active years: 2015-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoichi Teranishi. Retrieved from https://idiyas.com/inventor/ryoichi-teranishi

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

USPTO Granted Patents = 9 

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.5

ph-index = 1

Forward Citations = 8(Granted Patents)


Location History:

  • Shizuoka, JP (2015 - 2020)
  • Kanagawa, JP (2020 - 2023)

Company Filing History:


Years Active: 2015-2023

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9 patents (USPTO):Explore Patents

Title: Ryoichi Teranishi: Innovator in Optical Technology

Introduction

Ryoichi Teranishi is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of optical technology, holding a total of nine patents. His work primarily focuses on advancements in lens units and image forming apparatuses.

Latest Patents

Among his latest patents, Teranishi has developed a lens unit that features a resin lens with a unique design. This lens includes a flange forming an outer peripheral portion and a fitting portion with a smaller diameter. The lens barrel houses the resin lens, ensuring precise positioning along the optical axis. Additionally, he has created a powder container designed for use with an image forming apparatus. This container includes a rotatable driving protrusion and a cap that allows for controlled rotation relative to the container body.

Career Highlights

Ryoichi Teranishi is currently employed at Ricoh Company, Ltd., where he continues to innovate in the field of optical technology. His work has been instrumental in enhancing the functionality and efficiency of imaging devices.

Collaborations

Throughout his career, Teranishi has collaborated with notable colleagues, including Junji Yamabe and Nobuo Takami. These partnerships have contributed to the development of cutting-edge technologies in their respective fields.

Conclusion

Ryoichi Teranishi's contributions to optical technology through his patents and collaborations highlight his role as a leading inventor. His innovative designs continue to influence the industry and pave the way for future 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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