Location History:
- Sendai, JP (1989 - 1993)
- Miyagi, JP (1995)
Company Filing History:
1 out of 162 
1 out of 31 
1 out of 27,375 
Years Active: 1989-1995
Title: Inventor Spotlight: Noritsugu Umehara from Sendai, Japan
Introduction
Noritsugu Umehara is a notable inventor based in Sendai, Japan, recognized for his contributions to the field of precision polishing and micro-abrasion techniques. With a total of four patents to his name, Umehara has demonstrated a commitment to advancing technology through innovative solutions.
Latest Patents
Umehara's latest patents highlight his expertise in improving surface finishing processes. One significant patent is the "Method for Polishing Slight Area of Surface of Workpiece and Tool," which employs actuators with piezoelectric elements to achieve precise movements for polishing tools. This method utilizes a specialized polishing material, combining a magnetic fluid and nonmagnetic abrasive grains to enhance the polishing process.
Another key patent is the "Micro-Abrading Method and Micro-Abrading Tool," where the abrading section performs micromotions in the XY-direction. This innovative approach allows for uniformly abraded surfaces, despite the larger areas being processed, thus demonstrating Umehara's significant advancements in micro-abrasion technology.
Career Highlights
Throughout his career, Umehara has made impactful contributions to various projects and held key positions in companies that focus on technological innovations. He has had the opportunity to enhance his skill set and broaden his experience while working in leading organizations.
Collaborations
Noritsugu Umehara has collaborated with notable coworkers in the industry, including Koji Kato and Shinichi Mizuguchi. These partnerships have undoubtedly influenced his inventive process and contributed to the successful development of his patents.
Conclusion
Noritsugu Umehara stands out in the field of invention, particularly in polishing and micro-abrasion processes. His patented technologies reflect his dedication to precision and innovation, positioning him as a significant figure in engineering advancements. As industries continue to seek improved methods for surface treatment, Umehara's contributions will undoubtedly remain influential.