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:
Feb. 26, 1991
Filed:
Dec. 22, 1988
Hideaki Motojima, Yokohama, JP;
Keiji Kamasaki, Yokohama, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A semiconductor device includes a photodetector for converting an optical signal into an electric signal, and a semiconductor element comprising an optical transmissible conductive film formed through an insulating film on the main surface of a semiconductor with a photodetector, and electrically connected to a constant potential line of the semiconductor device, a wiring layer formed through an insulating film on the main surface of the semiconductor formed with the semiconductor element, an insulating film formed over the wiring layer, and an optical shielding film formed on part or whole of the semiconductor element except the photodetector on the insulating film.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile