The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 1996
Filed:
May. 26, 1995
Toshiro Hiraoka, Kanagawa-ken, JP;
Shin-ichi Nakamura, Kanagawa-ken, JP;
Yoshihiko Nakano, Tokyo, JP;
Shinji Murai, Chiba-ken, JP;
Shuzi Hayase, Kanagawa-ken, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A non-linear optical device is disclosed, which comprises an optical waveguide complex wherein a part of the waveguide complex is formed of a non-linear element containing a polysilane having an average weight of 5,000 to 1,000,000 and having a repeating unit represented by formula ##STR1## Where R.sup.1 and R.sup.2 are independently selected from the group consisting of a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, and a substituted or unsubstituted aralkyl group, and particles having a particle size of 10 to 500 .ANG. selected from the group consisting of conductors, semiconductors, and mixture thereof.