Kanagawa, Japan

Tatsuya Ohhira

This inventor holds 9 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Ricoh Company, Ltd.. Active years: 2018-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuya Ohhira. Retrieved from https://idiyas.com/inventor/tatsuya-ohhira

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 = 88.9

 

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2018-2025

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9 patents (USPTO):Explore Patents

Title: Tatsuya Ohhira: Innovator in Developing Devices

Introduction

Tatsuya Ohhira is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of developing devices, holding a total of 9 patents. His work primarily focuses on enhancing the efficiency and functionality of image forming apparatuses.

Latest Patents

Ohhira's latest patents include innovative designs for developing devices and processes. One notable patent describes a developing device that features a holder with projections within a hole accommodating a developer regulator or a developing roller. This device is designed to regulate the amount of developer carried on the surface of the developing roller, ensuring optimal performance. Another patent outlines a developing device that includes a conveyor with a space between blades, which enhances the stirring and distribution of developer materials.

Career Highlights

Tatsuya Ohhira is currently employed at Ricoh Company, Ltd., where he continues to push the boundaries of technology in the imaging sector. His work has been instrumental in developing advanced solutions that improve the quality and efficiency of image processing.

Collaborations

Throughout his career, Ohhira has collaborated with notable colleagues such as Toshiki Hayashi and Masayuki Yamane. These partnerships have fostered a creative environment that has led to numerous innovations in the field.

Conclusion

Tatsuya Ohhira's contributions to the development of imaging technology are noteworthy. His innovative patents and collaborative efforts continue to shape the future of developing devices.

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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