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:
Mar. 07, 1989
Filed:
Aug. 04, 1987
Osamu Yamamoto, Nara, JP;
Shigeki Maei, Yamatokoriyama, JP;
Hiroshi Hayashi, Kyoto, JP;
Hidenori Kawanishi, Higashiosaka, JP;
Nobuyuki Miyauchi, Tenri, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A semiconductor laser apparatus and housing are designed so that laser light leaving the housing through a window glass in the housing satisfies the following equation (3): ##EQU1## wherein d is the distance between the window glass and the laser light-emitting facet of the semiconductor laser device, .lambda.o is the oscillation wavelength of laser light, and .DELTA..lambda. is the space between the adjacent longitudinal modes.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile