Location History:
- Otake, JP (1992 - 2003)
- Hiroshima, JP (1990 - 2005)
Company Filing History:
5 out of 1,357 
1 out of 832,680 Years Active: 1990-2005
Title: The Innovations of Yoshihiro Nishihara
Introduction
Yoshihiro Nishihara is a notable inventor based in Otake, Japan. He has made significant contributions to the field of acrylic fibers, holding a total of 6 patents. His work focuses on enhancing the properties of fibers for various applications.
Latest Patents
Nishihara's latest patents include a highly shrinkable acrylic fiber and chitosan-containing acrylic fibers. The highly shrinkable acrylic fiber is made from an acrylonitrile polymer that contains at least 50% acrylonitrile by weight. This fiber exhibits a shrinkage rate of 25 to 35% after dry heating at 130°C for 10 minutes without load. Additionally, the difference in shrinkage rate within a temperature range of 120 to 140°C is 8% or less. The chitosan-containing acrylic fibers have a total chitosan content of 0.05 to 2% by weight, with antimicrobial properties that remain effective even after treatments like dyeing and washing.
Career Highlights
Throughout his career, Yoshihiro Nishihara has worked with Mitsubishi Rayon Company, Limited, among other organizations. His expertise in fiber technology has led to advancements that benefit various industries.
Collaborations
Nishihara has collaborated with notable colleagues such as Hiroshi Hosokawa and Seizo Oishi. These partnerships have contributed to the development of innovative fiber technologies.
Conclusion
Yoshihiro Nishihara's contributions to the field of acrylic fibers demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material properties and their applications in everyday products.
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.