Company Filing History:
Years Active: 1998-2000
Title: Masami Yamanaka: Innovator in Sewing Technology
Introduction
Masami Yamanaka is a prominent inventor based in Osaka, Japan, known for her contributions to sewing technology. With a total of two patents to her name, she has made significant advancements in the field of sewing machines.
Latest Patents
Yamanaka's latest patents include a method and apparatus for preventing a seam from raveling in double chain stitch sewing machines. This innovative method involves hooking the looper thread and cutting it at the sewing end point, which prevents raveling and ensures a neat appearance of sewn products. Another notable patent is for a sewing machine with a cylinder bed that allows for cloth feeding in an orthogonal direction, featuring a thin design that enhances functionality.
Career Highlights
Yamanaka has built her career at Pegasus Sewing Machine Mfg. Co., Ltd., where she has played a crucial role in developing advanced sewing technologies. Her work has contributed to improving the efficiency and quality of sewing machines used in various applications.
Collaborations
Some of her notable coworkers include Osamu Douyasu and Yoji Seto, who have collaborated with her on various projects within the company.
Conclusion
Masami Yamanaka's innovative patents and contributions to sewing technology highlight her importance in the industry. Her work continues to influence the design and functionality of sewing machines, ensuring high-quality results in textile manufacturing.