Location History:
- Funabashi, JP (1997 - 1998)
- Narashino, JP (2016)
Company Filing History:
Years Active: 1997-2016
Title: Masaru Shiroishi: Innovator in Optical Device Technology
Introduction
Masaru Shiroishi is a prominent inventor based in Funabashi, Japan. He has made significant contributions to the field of optical devices, holding a total of 3 patents. His work focuses on enhancing the functionality and durability of optical components, which are essential in various technological applications.
Latest Patents
Shiroishi's latest patents include innovative solutions for optical device sealing structures and manufacturing methods. One of his notable inventions is an optical device sealing structure that simplifies the sealing of an optical fiber inserting portion. This structure features a metallic case housing an optical element, with an optical fiber inserted through a hole in the case. A Zn-containing surface is formed on the bare fiber portion, and an Sn-containing sealing material is used to ensure a secure connection.
Another significant patent is for a package structure designed for optical elements and fibers. This composite structure enhances the optical fiber's resistance to breakage caused by temperature fluctuations. It consists of a main container, side containers, and sleeves that connect the main chamber to the side chambers, housing both the optical element and the optical fibers.
Career Highlights
Masaru Shiroishi is currently employed at Sumitomo Osaka Cement Co., Ltd., where he continues to innovate in the field of optical technology. His work has been instrumental in advancing the capabilities of optical devices, making them more reliable and efficient.
Collaborations
Shiroishi has collaborated with notable colleagues, including Hirotoshi Nagata and Tsutomu Saito. Their combined expertise has contributed to the successful development of various optical technologies.
Conclusion
Masaru Shiroishi's contributions to optical device technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the challenges in the field and provide practical solutions that enhance the performance of optical devices.