This inventor holds 5 USPTO granted patents. Top assignee: Seiko Epson Corporation. Active years: 1998-2002.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Nagano, JP (1998 - 1999)
- Suwa, JP (1998 - 2002)
Company Filing History:
Years Active: 1998-2002
Title: Innovations of Yoshiharu Matsumoto
Introduction
Yoshiharu Matsumoto is a notable inventor based in Suwa, Japan. He has made significant contributions to the field of printing technology, holding a total of 5 patents. His work primarily focuses on improving the efficiency and accuracy of printers.
Latest Patents
Matsumoto's latest patents include a printer, a control method for the same, and a data storage medium for recording the control method. These innovations address problems related to shifting and misalignment of an ink ribbon relative to the print head, particularly when changing colors with a multi-color ink ribbon. His designs aim to eliminate these issues while minimizing the reduction in printing throughput. The ink ribbon can be wound in conjunction with print head movement, featuring multiple ink colors arranged perpendicularly to the ribbon winding direction. Additionally, he has developed mechanisms to switch and adjust the relative position between the print head and the ink ribbon, ensuring optimal performance.
Another significant patent involves a stepping motor control unit capable of driving a stepping motor quickly through feedback control. This unit utilizes slits bored in a disk fixed to the rotor of the stepping motor, allowing for precise position detection and reduced wait times for phase switching. By ignoring incorrect detections, the system enhances reliability and efficiency.
Career Highlights
Matsumoto is currently employed at Seiko Epson Corporation, where he continues to innovate in the printing technology sector. His work has had a profound impact on the efficiency and functionality of modern printers.
Collaborations
He has collaborated with notable coworkers, including Hiroaki Hosomi and Toru Takami, contributing to various projects and advancements in their field.
Conclusion
Yoshiharu Matsumoto's contributions to printing technology through his patents and innovations have significantly advanced the industry. His work continues to influence the development of more efficient and reliable printing solutions.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile