Inventor
DOUGLAS FRANK B
US6 patents
Patents
6 patentsUS6643004B2Nov 4, 2003
Versatile transmitter and receiver for position measurement
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US7262569B2Aug 28, 2007
Electronic rotor pointing with high angular resolution
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US7019278B2Mar 28, 2006
Laser receiver using multiple arrays of photodetector elements
TRIMBLE NAVIGATION LTD26 citations90
US6750953B1Jun 15, 2004
Position detecting laser receiver
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US6870608B2Mar 22, 2005
Versatile transmitter and receiver for position measurement
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US7064819B2Jun 20, 2006
Versatile transmitter and receiver for position measurement
TRIMBLE NAVIGATION LTD8 citations71