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Fritz P. Schaefer
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Goettingen-Nikolausberg, DE
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last 30 patents
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Patent Grant
Ring laser gyro with an absorber medium with the laser cavity
Patent number
5,148,237
Issue date
Sep 15, 1992
Max-Planck-Gesellschaft zur Foerderung der Wissenschaften E.V.
Fritz P. Schaefer
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for measuring the duration of single optical radiation pu...
Patent number
5,068,525
Issue date
Nov 26, 1991
Max-Planck-Gesellschaft zur Foerderung der Wissenschaften E.V.
Fritz P. Schaefer
G01 - MEASURING TESTING
Information
Patent Grant
Distributed feedback laser
Patent number
4,866,730
Issue date
Sep 12, 1989
Max-Planck-Gesellschaft Zur Foerderunf Der Wissenscheften e.V.
Sandor Szatmari
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Laser device for generating ultrashort laser radiation pulses
Patent number
4,355,394
Issue date
Oct 19, 1982
Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.
Fritz P. Schaefer
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Interferometer apparatus for measuring the wavelengths of optical r...
Patent number
4,329,055
Issue date
May 11, 1982
Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.
Fritz-Peter Schaefer
G01 - MEASURING TESTING