HF

Harold R. Fetterman

PI Pacific Wave Industries: 15 patents #1 of 18Top 6%
UF US Air Force: 2 patents #3,473 of 16,312Top 25%
RI Rockwell International: 1 patents #839 of 2,155Top 40%
University of California: 1 patents #8,022 of 18,278Top 45%
RTX (Raytheon): 1 patents #8,248 of 15,912Top 55%
📍 Lexington, MA: #259 of 2,299 inventorsTop 15%
🗺 Massachusetts: #5,623 of 88,656 inventorsTop 7%
Overall (All Time): #225,914 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
6900707 Photonic RF phase shifter with mitigated RF power fluctuation and devices incorporating the same Hernan Erlig, Joseph Darryl Michael 2005-05-31
6847751 Ultra-high speed, active polymer-silica hydrid, single control voltage MMI-based 1-BY-N packet switch and WG-based WDM packet router/TDM converter and methods of making same Daniel Chang, Talal Azfar, Joseph Darryl Michael 2005-01-25
6813417 Tapered waveguide interconnection structure and method of fabricating the same Min-Cheol Oh, William Steier, Joseph Darryl Michael 2004-11-02
6753992 Method for suppressing distortion in mach-zehnder optical modulators with a chirped or variable operating wavelength William Steier, Serge Dubovitsky, Joseph Darryl Michael 2004-06-22
6741762 Back biased electro-optical modulator Jan Grinberg, Min-Cheol Oh, Joseph Darryl Michael 2004-05-25
6735013 System and method for wavelength conversion using traveling-wave polymers for WDM applications Ilya Y. Poberezhskiy, Joseph Darryl Michael 2004-05-11
6652779 Polymers containing polyene-based second-order nonlinear optical chromophores and devices incorporating the same Cheng-Chun Zhang, William Steier, Joseph Darryl Michael 2003-11-25
6643419 Ultra-high speed, active polymer-silica hybrid, single control voltage MMI-based 1-by-N packet switch and WG-based WDM packet router/TDM converter and methods of making same Daniel Chang, Talal Azfar, Joseph Darryl Michael 2003-11-04
6616865 Sterically stabilized second-order nonlinear optical chromophores with improved stability and devices incorporating the same Cheng-Chun Zhang, William Steier, Joseph Darryl Michael 2003-09-09
6558585 Techniques for electrode poling of electro-optic polymers to eliminate poling induced optical loss and poling induced damage to electro-optic chromophores Hua Zhang, Min-Cheol Oh, William Steier, Joseph Darryl Michael 2003-05-06
6555027 Second-order nonlinear optical chromophores containing dioxine and/or bithiophene as conjugate bridge and devices incorporating the same Chuanguang Wang, Cheng-Chun Zhang, William Steier, Joseph Darryl Michael 2003-04-29
6506313 Ultraminiature fiber optic pressure transducer and method of fabrication Leonid Bukshpun, Joseph Darryl Michael 2003-01-14
6361717 Sterically stabilized second-order nonlinear optical chromophores and devices incorporating the same Larry R. Dalton, Cheng-Chun Zhang, Chuanguang Wang, Fang Wang, William Steier +3 more 2002-03-26
6348992 Sterically stabilized polyene-bridged second-order nonlinear optical chromophores and devices incorporating the same Cheng-Chun Zhang, William Steier, Joseph Darryl Michael 2002-02-19
6329655 Architecture and method of coupling electromagnetic energy to thermal detectors Michael D. Jack, Michael Ray, John Varesi, Jan Grinberg, Franklin A. Dolezal 2001-12-11
6067186 Class of high hyperpolarizability organic chromophores and process for synthesizing the same Larry R. Dalton, Fang Wang, William Steier, Aaron W. Harper, Albert S. Ren +1 more 2000-05-23
5466965 High efficiency, high power multiquantum well IMPATT device with optical injection locking Charles C. Meng 1995-11-14
5007058 Millimeter wave power generator Cecil L. Hayes, Derek T. Cheung 1991-04-09
4302667 Near millimeter bistable device Raymond Y. Chiao, Howard R. Schlossberg 1981-11-24
4278953 Near millimeter wavelength modulator and tunable oscillator Raymond Y. Chiao, Howard R. Schlossberg 1981-07-14