Location History:
- Yamatokoriyama, JP (1988 - 1996)
- Yamatokooriyama, JP (1996 - 2000)
- Nara, JP (1989 - 2005)
Company Filing History:
9 out of 20 
1 out of 148 
1 out of 23 Years Active: 1988-2005
Title: Shigehiro Isshiki: Innovator in Transmission Belt Technology
Introduction
Shigehiro Isshiki, an accomplished inventor from Nara, Japan, has made significant contributions to the field of transmission belt technology. With a total of 10 patents to his name, Isshiki's inventions reflect a deep understanding of materials and engineering principles.
Latest Patents
Among his latest patents are two notable innovations. The first is related to a transmission belt that comprises a belt body and a cord made of poly-p-phenylene benzobisoxazole fiber. This innovative design features a belt body constructed from a rubber composition, where the cord is embedded into the belt body. The bonding is achieved through a process of vulcanizing the rubber composition, following a comprehensive treatment process that includes heat treatment and specific coatings to enhance adhesion.
His second recent patent is for a toothed belt, which includes alternately formed teeth and bottoms on one surface of the toothed rubber layer. This belt is designed with a fabric attached to the outer surface and a back rubber layer integrally connected on the other side. The innovative structure incorporates a plurality of cords and a substantial amount of modified microfibers composed of a copolymer of polyolefin and nylon fiber, which are strategically oriented to enhance the belt's performance.
Career Highlights
Shigehiro Isshiki has had a dynamic career, working with prominent companies such as Unitta Company and Ashimori Industry Co., Ltd. His roles in these organizations have allowed him to apply his inventive skills and contribute to advancements in automotive and machinery components.
Collaboration
Throughout his career, Isshiki has collaborated with esteemed colleagues including Mitsuho Yamada and Tsutomu Tokunaga. Their combined efforts have fueled innovation and creativity in the development of cutting-edge transmission belt technologies.
Conclusion
Shigehiro Isshiki stands out as an influential inventor, with his patented inventions paving the way for improvements in the functionality and reliability of transmission belts. His dedication to innovation continues to impact the industry, evidencing the importance of creativity and collaboration in advancing technology.