Location History:
- Ehime, JP (1980 - 1992)
- Matsuyama, JP (1995 - 1996)
Company Filing History:
4 out of 1,586 
2 out of 220 Years Active: 1980-1996
Title: The Innovative Mind of Hiroyuki Nagai: Pioneering Advances in Synthetic Yarn Treatment
Introduction: Hiroyuki Nagai, an esteemed inventor based in Matsuyama, Japan, has made significant contributions to the textile industry through his innovative work in synthetic yarn technology. With a total of four patents to his name, Nagai has demonstrated a remarkable ability to enhance processes involved in yarn treatment, particularly through advanced heat application methods.
Latest Patents: Among his notable contributions are two recent patents focusing on the method for heat treating synthetic yarn during false-twist texturing. His innovative approach includes setting the temperature of a heater body outside a specific range with upper and lower limits. This ensures that if melted yarn adheres to the heater, it vaporizes quickly if the temperature exceeds the upper limit or can be easily removed by rethreading if the temperature is below the lower limit. The heater body itself is meticulously designed with a total length between 0.8 and 1.2 meters, featuring divided upstream and downstream heating members that facilitate precise temperature control during the yarn treatment process.
Career Highlights: Nagai's professional journey includes significant roles at Teijin Limited and Teijin Seiki Co., Ltd. His tenure at these reputable companies has allowed him to apply his inventive talents in real-world applications, further pushing the boundaries of textile technology.
Collaborations: Throughout his career, Nagai has collaborated with notable colleagues such as Kenji Kawakami and Masaaki Yanagihara. These partnerships have not only enriched his innovative efforts but also contributed to advancements in the field of synthetic yarn treatment.
Conclusion: Hiroyuki Nagai's pioneering inventions in the heat treatment of synthetic yarn reflect his dedication to innovation and excellence. With his advanced methodologies and collaborative efforts, Nagai continues to influence the textile industry, driving advancements that enhance production efficiency and product quality. His work stands as a testament to the creative ingenuity of inventors in the realm of technology.
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.