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. 25, 1979
Filed:
Mar. 30, 1977
Applicant:
Inventors:
Robert A Wagner, Manchester, CT (US);
Peter K Cheo, West Hartford, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
156636 ; 29580 ; 156643 ; 156662 ; 357 17 ;
Abstract
A plurality of different monolithic, three-dimensional thin-film infared waveguide structures having high optical power handling capability, low optical propagating loss, long propagation and interaction length and distortion-free characteristics are fabricated through high precision mechanical, chemo-mechanical, and ion-beam thinning of a bulk crystal wafer.