Sagamihara, Japan

Ryohji Hirai

This inventor holds 1 USPTO granted patent. Top assignee: Ricoh Company, Ltd.. Active years: 2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryohji Hirai. Retrieved from https://idiyas.com/inventor/ryohji-hirai

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


Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2003

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1 patent (USPTO):Explore Patents

Title: The Innovations of Ryohji Hirai

Introduction

Ryohji Hirai is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of optical imaging technology. His work focuses on integrating lenses with solid-state imaging elements, which has implications for various imaging applications.

Latest Patents

Hirai holds a patent for a "Structural unit and method of fixing a lens and a solid state imaging element." This innovative structural unit includes a lens that forms an optical image and a solid-state imaging element positioned in a predetermined location relative to the lens. An intermediary supporting member is used to bond and fix both the lens and the solid-state imaging element with an adhesive. This design allows for the integration of the lens and imaging element while maintaining their positional relationship. He has 1 patent to his name.

Career Highlights

Ryohji Hirai is associated with Ricoh Company, Ltd., a leading company in imaging and electronics. His work at Ricoh has allowed him to explore and develop advanced technologies in optical systems. His contributions have been instrumental in enhancing the performance and functionality of imaging devices.

Collaborations

Hirai has collaborated with fellow inventor Yoshihiro Morii, working together to push the boundaries of imaging technology. Their partnership has led to innovative solutions that benefit the industry.

Conclusion

Ryohji Hirai's work exemplifies the spirit of innovation in the field of optical imaging. His patent and contributions to Ricoh Company, Ltd. highlight his commitment to advancing technology. His efforts continue to influence the development of imaging systems today.

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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