Katsuo Hiratsuka

Title: Innovations by Katsuo Hiratsuka

Introduction

Katsuo Hiratsuka is a notable inventor based in Tochigi, Japan. He has made significant contributions to the field of sewing technology, holding a total of 8 patents. His work focuses on improving the functionality and quality of sewing machines, particularly in the area of buttonhole closing devices.

Latest Patents

One of his latest inventions is a buttonhole closing device for a lockstitch bar tacking sewing machine. This device features a feed plate that holds the buttonhole of a sewn product, along with an arch clamp frame that is vertically swingable. It includes first and second movable clamp feet that are designed to improve operability by allowing the operator to secure a broad space for handling sewn products. Another significant patent involves a bar tacking stitch pattern that enhances the quality of sewn products by ensuring that stitches are not formed in weak areas adjacent to the buttonhole. This innovation results in a stable and uniform bar tacking stitch pattern.

Career Highlights

Throughout his career, Katsuo Hiratsuka has worked with several prominent companies, including SSMC Inc. and The Singer Company N.V. His experience in these organizations has contributed to his expertise in sewing technology and innovation.

Collaborations

Katsuo has collaborated with notable coworkers such as Masanori Ayuta and Koichi Nakayama. Their combined efforts have likely led to advancements in the sewing industry.

Conclusion

Katsuo Hiratsuka's contributions to sewing technology through his patents and collaborations highlight his role as an influential inventor. His innovations continue to improve the quality and efficiency of sewing machines, making a lasting impact on the industry.