Company Filing History:
2 out of 52,752 
1 out of 1,256 Years Active: 1988-1989
Title: Hajime Kai: Innovator in Rolling Mill Technology
Introduction
Hajime Kai is a notable inventor based in Fuchu, Japan, recognized for his contributions to the field of rolling mill technology. With a total of 2 patents, he has developed innovative methods and apparatuses that enhance the efficiency and accuracy of rolling processes.
Latest Patents
Hajime Kai's latest patents include a "Method of controlling elimination of roll eccentricity in rolling mill" and an "Apparatus for detecting eccentricity of roll in rolling mill." The first patent focuses on detecting and analyzing roll eccentricity through Fourier analysis, allowing for precise control of the roll gap. This method ensures that even with varying eccentricity frequencies and external disturbances, the roll eccentricity can be accurately adjusted and eliminated. The second patent describes an apparatus that utilizes mark pulse generators and rolling pressure detectors to independently output eccentricity quantities for each roll, enhancing the detection process in rolling mills.
Career Highlights
Throughout his career, Hajime Kai has worked with prominent companies such as Toshiba Corporation and Kawasaki Steel Corporation. His experience in these organizations has significantly contributed to his expertise in rolling mill technology and innovation.
Collaborations
Hajime Kai has collaborated with notable coworkers, including Kunio Sekiguchi and Masaru Miyokawa, who have also made significant contributions to the field.
Conclusion
Hajime Kai's innovative work in rolling mill technology demonstrates his commitment to advancing industrial processes. His patents reflect a deep understanding of the complexities involved in roll eccentricity and detection, positioning him as a key figure in this specialized field.