Anjo, Japan

Koji Ohbayashi

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Aisin Aw Co., Ltd.. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Ohbayashi. Retrieved from https://idiyas.com/inventor/koji-ohbayashi

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 = 6.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: An Insight into the Innovations of Koji Ohbayashi

Introduction: Koji Ohbayashi, an inventor based in Anjo, Japan, has made significant contributions to the field of metallurgy. With a focus on enhancing the heat treatment process for steel components, Ohbayashi's innovative methods aim to improve the durability and performance of steel materials used in various applications.

Latest Patents: Ohbayashi holds a patent for a heat treatment method of steel components. This innovative technique includes carburizing a steel member in a carburizing gas under reduced pressure. Following this process, the steel component is cooled in a cooling gas at a pressure lower than atmospheric pressure. A desired portion of the cooled steel member is then subjected to heating using high-density energy, leading to a final quenching step. This patented method has the potential to revolutionize the way steel components are treated and used in various industries.

Career Highlights: Koji Ohbayashi is currently associated with Aisin Aw Co., Ltd., where he utilizes his expertise in metallurgy and material science. His innovative approach to heat treatment not only showcases his technical skills but also highlights the company's commitment to research and development in the field of advanced manufacturing processes.

Collaborations: Throughout his career, Ohbayashi has collaborated with notable colleagues, including Takao Taniguchi and Hisao Shirai. Their teamwork and shared expertise have contributed to the successful development and refinement of innovative metallurgical processes, paving the way for improved steel component production.

Conclusion: Koji Ohbayashi represents the spirit of innovation in the field of metallurgy. His patented heat treatment method for steel components demonstrates his dedication to advancing manufacturing techniques. Through his work at Aisin Aw Co., Ltd. and collaborations with industry peers, Ohbayashi continues to make strides that may significantly impact the future of steel production and application.

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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