Masanobu Miyakoshi

Title: Masanobu Miyakoshi: Innovator in Silicone Rubber Technology

Introduction

Masanobu Miyakoshi is a notable inventor based in Annaka, Japan. He has made significant contributions to the field of silicone rubber technology, holding a total of 8 patents. His innovative work has led to advancements in various applications, particularly in heat fixing rolls.

Latest Patents

Miyakoshi's latest patents include a heat fixing roll that features a silicone rubber layer on a cylindrical metal mandrel. This mandrel has a penetration of at least 10 according to ASTM D1403, with a fluoroplastic layer applied on top. The silicone rubber layer is created by molding and curing an addition reaction type liquid silicone rubber composition to the mandrel. This design ensures a sufficient nip width under low pressure, improved abrasion resistance, long-lasting toner release, and effective fixing function even at high speeds over extended periods. Another significant patent involves a process for preparing a liquid silicone rubber base composition, which includes an organopolysiloxane of a specific average compositional formula.

Career Highlights

Throughout his career, Masanobu Miyakoshi has worked with prominent companies such as Shin-Etsu Chemical Co., Ltd. and Nagaoka Co., Ltd. His experience in these organizations has allowed him to refine his expertise in silicone rubber technology and contribute to various innovative projects.

Collaborations

Miyakoshi has collaborated with notable colleagues, including Hironao Fujiki and Takeo Yoshida. These partnerships have further enhanced his work and led to the development of groundbreaking technologies in the field.

Conclusion

Masanobu Miyakoshi's contributions to silicone rubber technology and his impressive portfolio of patents highlight his role as a leading innovator in the industry. His work continues to influence advancements in various applications, showcasing the importance of innovation in technology.