Company Filing History:
Years Active: 1994
Title: Hiroshi Shishido: Innovator in Optical Glass Technology
Introduction
Hiroshi Shishido is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of optical glass, showcasing his expertise through his innovative patent.
Latest Patents
Hiroshi Shishido holds a patent for an advanced optical glass. This optical glass is characterized by a specific composition range of SiO.sub.2 --B.sub.2 O.sub.3 --(TiO.sub.2 +ZrO.sub.2)--SrO--BaO--R'.sub.2 O. It exhibits impressive optical constants, including a refractive index (Nd) ranging from 1.57 to 1.75 and an Abbe number (.nu.d) between 30 and 55. Notably, this glass is free of PbO, offering improved stability against devitrification and tinting, as well as enhanced chemical durability.
Career Highlights
Hiroshi Shishido has dedicated his career to advancing optical materials. His work has been instrumental in developing glass that meets high standards of performance and safety. He is associated with Kabushiki Kaisha Ohara, where he continues to innovate in the field.
Collaborations
Hiroshi has collaborated with notable colleagues, including Futoshi Ishizaki and Muneo Nakahara. Their combined efforts have contributed to the advancements in optical glass technology.
Conclusion
Hiroshi Shishido's contributions to optical glass technology highlight his innovative spirit and dedication to improving material performance. His patent reflects a significant advancement in the field, ensuring better quality and safety in optical applications.