Company Filing History:
2 out of 58,132 
1 out of 198 Years Active: 1994-1999
Title: Shigemasa Kamimura: Innovator in Video Display Technology
Introduction
Shigemasa Kamimura is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of video display technology, holding 2 patents that showcase his innovative approach to convergence calibration and degaussing systems.
Latest Patents
Kamimura's latest patents include an "Automatic convergence adjustment system with the capacity to modify test" and an "Apparatus and method for performing convergence calibration in a system that uses multiple beams to generate a video display on a screen." The first patent describes a system where a photosensor is exposed to distinct convergence test patterns. These patterns illuminate different halves of the photosensor, generating output signals that help determine alignment. This method optimizes the resolution of A/D converters, enhancing measurement accuracy even with varying CRT and photosensor characteristics. The second patent focuses on a degaussing apparatus that utilizes a digital-to-analog converter to control a stable degaussing current, ensuring effective degaussing effects.
Career Highlights
Throughout his career, Kamimura has worked with prominent companies, including Sony Corporation and Sony Corporation of America. His experience in these organizations has allowed him to develop and refine his innovative technologies, contributing to advancements in video display systems.
Collaborations
Kamimura has collaborated with various professionals in his field, including Toshiyuki Kawashima. Their joint efforts have furthered the development of technologies that enhance video display quality and performance.
Conclusion
Shigemasa Kamimura's contributions to video display technology through his patents and career achievements highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in technology.