Tokyo, Japan

Shuji Ohnaka

This inventor holds 1 USPTO granted patent. Top assignee: Shibuya Kogyo Co., Ltd.. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shuji Ohnaka. Retrieved from https://idiyas.com/inventor/shuji-ohnaka

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Shuji Ohnaka

Introduction: Shuji Ohnaka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of inspection technology, particularly with his innovative apparatus designed to detect foreign matters in vessels. His work exemplifies the intersection of engineering and practical application, showcasing the importance of precision in manufacturing processes.

Latest Patents: Ohnaka holds a patent for an "Apparatus for inspecting the presence of foreign matters." This invention inspects vessels as they undergo reverse rotation following a forward rotation. The apparatus features a receptacle mounted on a rotatable body, driven by a control motor that allows for rotation in both directions. A controller monitors changes in the speed of rotation and adjusts the motor to maintain predetermined inspection conditions, ensuring accuracy during the inspection process.

Career Highlights: Ohnaka's career is marked by his dedication to advancing inspection technologies. His innovative approach has led to the development of solutions that enhance quality control in various industries. His work at Shibuya Kogyo Co., Ltd. has positioned him as a key player in the field, contributing to the company's reputation for excellence in engineering.

Collaborations: Ohnaka has worked alongside talented colleagues, including Kunihiro Matsumoto and Masashi Aoki. Their collaborative efforts have fostered an environment of innovation and creativity, leading to the successful development of advanced inspection technologies.

Conclusion: Shuji Ohnaka's contributions to the field of inspection technology highlight his innovative spirit and commitment to quality. His patent for an apparatus that inspects vessels for foreign matters is a testament to his engineering prowess. Ohnaka's work continues to influence the industry, ensuring that manufacturing processes remain efficient and reliable.

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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