ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,503, issued on April 29, was assigned to Nippon Sheet Glass Co. Ltd. (Tokyo).
"Light-absorbing composition and optical filter" was invented by Yuichiro Kubo (Tokyo), Katsuhide Shimmo (Kanagawa, Japan), Lei Cai (Kanagawa, Japan), Yoshihiro Takayanagi (Kanagawa, Japan) and Hitomi Masuda (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light-absorbing composition according to the present invention includes: a light absorber; a curable resin; and an alkoxysilane. The alkoxysilane includes a dialkoxysilane. Since the alkoxysilane of the light-absorbing composition includes the dialkoxysilane, desired flexibility is likely to be imparted to a light-...