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:
Aug. 29, 2000
Filed:
Sep. 22, 1998
Applicant:
Inventors:
Makoto Minakata, Hamamatsu, JP;
Jungo Kondo, Aichi Pref., JP;
Takashi Yoshino, Aichi Pref., JP;
Minoru Imaeda, Nagoya, JP;
Assignee:
NGK Insulatros, Ltd., , US;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
359245 ;
Abstract
A light modulator for modulating light upon application of a signal voltage, said light modulator including a substrate, an optical waveguide formed on a side of a front surface of the substrate, and first and secondary electrodes for applying the signal voltage to the light propagating through the optical waveguide, the first electrode being formed on a front surface side of the optical waveguide and including a main portion covering the front surface side of the optical waveguide and a first overhanging portion hanging over toward one side from the main portion.