Masahiko Ueda

Title: Masahiko Ueda: Innovator in Ribbon Feeding Technology

Introduction

Masahiko Ueda is a notable inventor based in Musashino, Japan. He has made significant contributions to the field of printing technology, particularly in ribbon feeding mechanisms. With a total of 7 patents to his name, Ueda's work has had a lasting impact on the industry.

Latest Patents

One of Ueda's latest patents is a ribbon feeder and printer that features a ribbon tension detecting means. This innovative design includes a plate-like lever body located on both the upstream and downstream sides of a platen. The lever body is equipped with first and second rollers that guide the ribbon's travel. The mechanism swings around the axis of rotation of the second roller, adjusting based on the tension of the ribbon. If the swing amount falls within a predetermined range, it activates either the ribbon feed motor or the ribbon take-up motor. Additionally, the design incorporates a smoothing member that touches the ink ribbon to eliminate wrinkles, ensuring a smooth printing process. The printer also features separate control for the ribbon supply shaft drive motor and the ribbon take-up shaft drive motor, enhancing operational efficiency.

Career Highlights

Throughout his career, Ueda has worked with prominent companies such as Citizen Watch Company, Ltd. and Citizen Holdings Company, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Ueda has collaborated with talented individuals in the field, including Tetsuya Yamamoto and Seiji Morita. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Masahiko Ueda's contributions to ribbon feeding technology exemplify his innovative spirit and dedication to advancing the printing industry. His patents and collaborations reflect a commitment to excellence and creativity in engineering.