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:
Sep. 04, 1990
Filed:
Feb. 23, 1989
Jan Opschoor, Eindhoven, NL;
Carolus J van der Poel, Eindhoven, NL;
Henri F van 't Blik, Eindhoven, NL;
U.S. Philips Corp., New York, NY (US);
Abstract
A semiconductor diode laser array, in which the active regions (3) are arranged in at least two groups, which are located in (two) substantially equidistant planes (V and W). At least one of the groups should comprise at least two active regions. According to the invention, the active regions (3) of one group located in the plane V are fully separated by at least one of the enclosure layers, for example the enclosure layers 2 and 4 (FIG. 1) or the enclosure layer 4 (FIG. 4) from the active regions 3 of the other group located in the plane W.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile