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. 16, 1990
Filed:
Sep. 19, 1988
Applicant:
Inventors:
Osamu Kumasaka, Yamanashi, JP;
Nobuki Yamaoka, Yamanashi, JP;
Assignees:
Pioneer Electronic Corporation, Tokyo, JP;
Pioneer Video Corporation, Yamanashi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427241 ; 427240 ; 427425 ; 427304 ; 118320 ; 118416 ; 118D / ; 118 52 ;
Abstract
A method and implementing apparatus for electroless plating an optical disk causes the disk to be positioned in a container with its main surface upturned and then rotated. As the disk rotates, liquid for treating or cleaning the disk is caused to fall on the upturned main surface from a position above the disk.
Kumasaka, Osamu. (1990). Electroless plating method and apparatus (U.S. Patent No. 4894260). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4894260
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