Location History:
- Mitaka, JP (1983)
- Higashiyamoto, JP (1985)
- Higashiyamato, JP (1983 - 1990)
- Tokyo, JP (1990)
Company Filing History:
Years Active: 1983-1990
Title: Innovations of Hidetsugu Umezawa
Introduction
Hidetsugu Umezawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of weaving technology, particularly in the development of apparatuses that enhance the efficiency of fabric production. With a total of 6 patents to his name, Umezawa's work reflects a commitment to innovation and improvement in textile manufacturing processes.
Latest Patents
One of Umezawa's latest inventions is the "Tack-in Selvage Forming Apparatus." This apparatus is designed for tacking in the end portion of a picked weft yarn to create a selvage structure while weaving towels. It features a tack-in needle that is driven by a mechanism including a cylindrical grooved cam, which operates in sync with the loom's main shaft. The cam has both shallow and deep grooves, allowing the needle to switch between resting and operational states effectively.
Another significant invention is the "Tack-in System of Shuttleless Loom." This system is utilized in air jet looms to form a tack selvage at the edge of a fabric. It includes a body with a slit near the edge of the warp yarn array, through which a weft yarn is picked. A fluid jet nozzle directs a fluid jet to securely press the weft yarn end section onto the cloth fell, ensuring a strong and reliable fabric edge.
Career Highlights
Hidetsugu Umezawa is currently associated with Nissan Motor Company Limited, where he applies his innovative skills to enhance manufacturing processes. His work has not only contributed to the automotive industry but has also had a significant impact on textile technology.
Collaborations
Umezawa has collaborated with notable colleagues such as Tetsuji Watanabe and Takashi Ogasawara. Their combined expertise has fostered advancements in their respective fields, leading to innovative solutions and improved manufacturing techniques.
Conclusion
Hidetsugu Umezawa's contributions to weaving technology and his innovative patents demonstrate his dedication to enhancing textile manufacturing processes. His work continues to influence the industry, showcasing the importance of innovation in driving progress.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.