Company Filing History:
Years Active: 1988-1989
Title: Keiichi Miyakawa: Innovator in Printing Technology
Introduction
Keiichi Miyakawa is a notable inventor based in Miyagi, Japan. He has made significant contributions to the field of printing technology, holding a total of 2 patents. His work focuses on enhancing the efficiency and functionality of printing machines.
Latest Patents
Miyakawa's latest patents include a screen printing machine with waste printing plate discharge means. This innovative machine features a printing-plate discharge unit equipped with a pair of rollers that can approach the peripheral surface of a plate cylinder and draw from it. Additionally, it includes a waste-paper container designed to receive waste printing plates that have been peeled from the cylinder. A vertically movable waste printing-plate compression plate is also integrated into the container, which compresses the waste plates when moved downward.
Another significant patent is a speed control method for printing presses. This method involves setting a predetermined reference value for the rotation speed of a plate cylinder in a controller. When the actual rotation speed exceeds this reference value, the plate cylinder starts rotating at a lower speed, gradually increasing to the set speed in a stepwise manner based on the rate of printing integer sheets of paper.
Career Highlights
Keiichi Miyakawa is currently employed at Ricoh Company, Ltd., where he continues to develop innovative solutions in printing technology. His work has contributed to the advancement of printing processes, making them more efficient and effective.
Collaborations
Miyakawa has collaborated with notable coworkers such as Hiroshi Kanno and Toshio Endo. Their combined expertise has fostered a creative environment that encourages innovation in their projects.
Conclusion
Keiichi Miyakawa is a distinguished inventor whose contributions to printing technology have made a lasting impact. His patents reflect a commitment to improving the efficiency of printing processes, showcasing his innovative spirit and dedication to the field.