Inventor
RISK WILLIAM P
US12 patents
⚠️ This page may combine multiple inventors who share the name “RISK WILLIAM P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
7 patentsUS6218657B1Apr 17, 2001
System for gated detection of optical pulses containing a small number of photons using an avalanche photodiode
IBM55 citations94
US5394414AFeb 28, 1995
Laser system and method having a nonlinear crystal resonator
IBM25 citations92
US5095491AMar 10, 1992
Laser system and method
IBM34 citations92
US5060233AOct 22, 1991
Miniature blue-green laser source using second-harmonic generation
IBM24 citations91
US5048047ASep 10, 1991
Passive absorptive resonator laser system and method
IBM21 citations81
US5224193AJun 29, 1993
First order mode frequency doubler system and method
IBM16 citations73
US5084840AJan 28, 1992
Passive absorptive rensonator laser system and method
IBM6 citations62
UNIV LELAND STANFORD JUNIOR
4 patentsUS4793676ADec 27, 1988
Optical fiber acousto-optic amplitude modulator
UNIV LELAND STANFORD JUNIOR32 citations92
US4781425ANov 1, 1988
Fiber optic apparatus and method for spectrum analysis and filtering
UNIV LELAND STANFORD JUNIOR27 citations92
US4735485AApr 5, 1988
Acousto-optic frequency shifter using optical fiber and method of manufacturing same
UNIV LELAND STANFORD JUNIOR21 citations82
US4872738AOct 10, 1989
Acousto-optic fiber-optic frequency shifter using periodic contact with a surface acoustic wave
UNIV LELAND STANFORD JUNIOR16 citations73