Inventor
JOHNSTON JR THOMAS F
11 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSTON JR THOMAS F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
COHERENT INC
10 patentsUS5100231AMar 31, 1992
Apparatus for measuring the mode quality of a laser beam
COHERENT INC58 citations96
US5078491AJan 7, 1992
Apparatus for measuring the mode quality of a laser beam
COHERENT INC68 citations95
US5267012ANov 30, 1993
Apparatus for measuring the mode quality of a laser beam
COHERENT INC51 citations92
US5214485AMay 25, 1993
Apparatus for measuring the mode quality of a laser beam
COHERENT INC31 citations92
US5069527ADec 3, 1991
Apparatus for measuring the mode quality of a laser beam
COHERENT INC43 citations92
US5064284ANov 12, 1991
Apparatus for measuring the mode quality of a laser beam
COHERENT INC49 citations91
US4272158AJun 9, 1981
Broadband optical diode for a ring laser
COHERENT INC30 citations90
US4150342AApr 17, 1979
Method and apparatus for automatically reacquiring a predetermined output radiation frequency in a tunable laser system despite momentary perturbations of laser oscillation
COHERENT INC33 citations90
US4268800AMay 19, 1981
Vertex-mounted tipping Brewster plate for a ring laser
COHERENT INC27 citations79
US4514849AApr 30, 1985
Dye laser with rotating wedge alignment servo
COHERENT INC11 citations73