Masaki Tsunekane has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: A laser device has a laser medium responsive to an excitation light for generating a laser beam consisting of a plurality of longitudinal modes when excited by an energy of the excitation light, two mirrors constituting a laser resonator for forming an optical path of the laser beam passing through said laser medium, and a nonlinear optical element, arranged in the laser resonator, for generating a second harmonic caused by one of the plurality of longitudinal modes constituting the laser beam generated in said laser medium and a sum-frequency caused by two of the plurality of longitudinal modes constituting the laser beam generated in said laser medium.
Type:
Grant
Filed:
June 4, 1997
Date of Patent:
February 9, 1999
Assignee:
Biophotonics Information Laboratories Ltd.
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