Company Filing History:
2 out of 13,415 
1 out of 149 
1 out of 556 Years Active: 1998-1999
Title: Sadayuki Abo: Innovator in High-Temperature Wear-Resistant Alloys and Mechanical Valve Lifters
Introduction
Sadayuki Abo is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of materials science and mechanical engineering, holding a total of 2 patents.
Latest Patents
One of his latest inventions is a high-temperature wear-resistant sintered alloy. This innovative alloy comprises 3-13.4 wt % of tungsten (W), 0.4-5.6 wt % or 0.8-5.9 wt % of vanadium (V), 0.2-5.6 wt % of chromium (Cr), and other elements, ensuring durability and compatibility with mating parts. The alloy features a unique distribution of first and second phases, enhancing its wear resistance at high temperatures.
Another significant patent is for a mechanical valve lifter designed for internal combustion engines. This valve lifter includes a head section with a recessed portion, a skirt section for sliding contact, and a mechanical valve-clearance adjusting shim. The design optimizes performance by placing critical components in areas of minimal bending moment, ensuring reliability in engine operation.
Career Highlights
Sadayuki Abo has worked with prominent companies such as Nissan Motor Company Limited and Hitachi Powdered Metals Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in engineering and materials science.
Collaborations
He has collaborated with talented individuals in his field, including Yoshimasa Aoki and Kei Ishii. Their combined expertise has contributed to the advancement of technologies in their respective areas.
Conclusion
Sadayuki Abo's contributions to the development of high-temperature wear-resistant alloys and mechanical valve lifters highlight his innovative spirit and dedication to engineering excellence. His work continues to influence the industry and inspire future inventors.