This inventor holds 7 USPTO granted patents. Top assignees: Neturen Co., Ltd., Asahi Kasei Kogyo Kabushiki Hiraoka & Co., Asahi Kasei Kogyo Kabushiki Kaisha. Active years: 1985-2001.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Kanagawa, JP (1989 - 1991)
- Hiratsuka, JP (1985 - 2001)
Company Filing History:

Years Active: 1985-2001
Title: Yugo Yao: Innovator in Hardening and Quenching Technologies
Introduction
Yugo Yao is a prominent inventor based in Hiratsuka, Japan. He has made significant contributions to the field of material processing, particularly in hardening and quenching methods. With a total of 7 patents to his name, Yao's innovations have advanced the manufacturing processes for various workpieces.
Latest Patents
Yugo Yao's latest patents include a "Constrained hardening method and apparatus for deformed bar workpieces." This invention focuses on hardening odd-shaped bars by heating a longitudinal section and quenching while constraining the workpiece in dies. The method minimizes warping during the quenching process, which is particularly beneficial for components like automobile steering rack bars. Another notable patent is the "Method and apparatus for quenching a tubular workpiece." This invention addresses the challenges of quenching cylindrical and differently shaped tubes, especially those with thinner walls. By applying a constraining force that increases throughout the quenching process, Yao's method effectively prevents warping.
Career Highlights
Throughout his career, Yugo Yao has worked with notable companies such as Neturen Co., Ltd. and Nippon Steel Corporation. His experience in these organizations has allowed him to refine his expertise in material processing and contribute to innovative solutions in the industry.
Collaborations
Yugo Yao has collaborated with esteemed colleagues, including Tetsukazu Fukuhara and Junichi Kato. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.
Conclusion
Yugo Yao's contributions to hardening and quenching technologies have made a significant impact on the manufacturing industry. His innovative methods continue to enhance the efficiency and quality of material processing.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile