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:
Jan. 27, 1976
Filed:
Dec. 15, 1972
Harunobu Muneoka, Hiratsuka, JA;
Tuguo Nezu, Hiratsuka, JA;
Kansai Paint Company, Ltd., Tokyo, JA;
Abstract
A transparent image forming sheet and method for forming transparent images on the sheet, in which the sheet comprises a transparent film base, an opaque conductor layer being formed on one side of the transparent film base and a semiconductive layer containing powder of metallic oxide semiconductor, a mixture of non-conductive metallic compound and conductive substance, or polymeric semiconductor, and the method comprises the steps of applying electric voltage between the semiconductive layer and the conductor layer through recording stylus and development using corrosive liquid and/or dissolving solvent. The transparent image sheet can be used for several optical purposes including the preparation of a printing plate for photographs without the screen process.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile