Steigerwald; Robert L.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Steigerwald; Robert L..The latest application filed is for "apparatus for energy transfer using converter and method of manufacturing same".

Company Profile

0.75.7

Steigerwald; Robert L. - Burnt Hills NY US
Steigerwald; Robert L. - Scotia NY
Steigerwald; Robert L. - Schenectady NY

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Apparatus for energy transfer using converter and method of manufacturing same Grant 10,131,234 - King , et al. November 20, 2	2018-11-20
Apparatus for energy transfer using converter and method of manufacturing same Grant 9,024,573 - King , et al. May 5, 2	2015-05-05
Apparatus For Energy Transfer Using Converter And Method Of Manufacturing Same App 20120153878 - King; Robert Dean ; et al.	2012-06-21
Apparatus For Energy Transfer Using Converter And Method Of Manufacturing Same App 20120153879 - King; Robert Dean ; et al.	2012-06-21
Apparatus For Energy Transfer Using Converter And Method Of Manufacturing Same App 20120074774 - King; Robert Dean ; et al.	2012-03-29
Apparatus for energy transfer using converter and method of manufacturing same Grant 8,080,973 - King , et al. December 20, 2	2011-12-20
Apparatus For Transferring Energy Using Power Electronics And Machine Inductance And Method Of Manufacturing Same App 20110169449 - King; Robert Dean ; et al.	2011-07-14
Apparatus for transferring energy using power electronics and machine inductance and method of manufacturing same Grant 7,932,633 - King , et al. April 26, 2	2011-04-26
Voltage clamps for energy snubbing Grant 7,859,870 - Schutten , et al. December 28, 2	2010-12-28
Apparatus For Transferring Energy Using Power Electronics And Machine Inductance And Method Of Manufacturing Same App 20100096926 - King; Robert Dean ; et al.	2010-04-22
Apparatus For Energy Transfer Using Converter And Method Of Manufacturing Same App 20100097031 - King; Robert Dean ; et al.	2010-04-22
Soft switched secondary side post regulator for DC to DC converter Grant 7,400,061 - Steigerwald , et al. July 15, 2	2008-07-15
Soft switched secondary side post regulator for DC to DC converter App 20060119185 - Steigerwald; Robert L. ; et al.	2006-06-08
Interleaved synchronous flyback converter with high efficiency over a wide operating load range Grant 6,031,747 - Ilic , et al. February 29, 2	2000-02-29
Contactless power transfer system for a rotational load Grant 5,608,771 - Steigerwald , et al. March 4, 1	1997-03-04
High-frequency switching circuits operable in a natural zero-voltage switching mode Grant 5,594,629 - Steigerwald January 14, 1	1997-01-14
Front-end power converter for distributed power systems Grant 5,576,940 - Steigerwald , et al. November 19, 1	1996-11-19
Very low leakage inductance, single-laminate transformer Grant 5,570,074 - Steigerwald , et al. October 29, 1	1996-10-29
Square-wave converters with soft voltage transitions for ac power distribution systems Grant 5,568,368 - Steigerwald , et al. October 22, 1	1996-10-22
Resonant converter with wide load range Grant 5,546,294 - Schutten , et al. August 13, 1	1996-08-13
Lossless gate drivers for high-frequency PWM switching cells Grant 5,514,921 - Steigerwald May 7, 1	1996-05-07
Efficient, high power density, high power factor converter for very low dc voltage applications Grant 5,481,449 - Kheraluwala , et al. January 2, 1	1996-01-02
Boost regulated capacitor multiplier for pulse load Grant 5,451,962 - Steigerwald September 19, 1	1995-09-19
Resonant power supply for an arcjet thruster Grant 5,414,238 - Steigerwald , et al. May 9, 1	1995-05-09
Power supply system for arcjet thrusters Grant 5,359,180 - Park , et al. October 25, 1	1994-10-25
Resonant high-voltage pulser for arcjet thruster ignition Grant 5,352,861 - Steigerwald , et al. October 4, 1	1994-10-04
Efficient transformer-coupled gate driver circuit for power FET's Grant 5,302,862 - Steigerwald April 12, 1	1994-04-12
Independent control of the AC line current and output DC voltage of a high power factor AC-to-DC converter Grant 5,283,727 - Kheraluwala , et al. February 1, 1	1994-02-01
Gate drive for synchronous rectifiers in resonant converters Grant 5,179,512 - Fisher , et al. January 12, 1	1993-01-12
High power factor, voltage-doubler rectifier Grant 5,119,283 - Steigerwald , et al. June 2, 1	1992-06-02
High power factor power supply Grant 5,113,337 - Steigerwald May 12, 1	1992-05-12
Power distribution system Grant 5,073,848 - Steigerwald , et al. December 17, 1	1991-12-17
High-efficiency, high-density, power supply including an input boost power supply Grant 5,060,130 - Steigerwald October 22, 1	1991-10-22
Multiple-output, single-ended, resonant power converter Grant 5,038,264 - Steigerwald August 6, 1	1991-08-06
Lossless gate driver circuit for a high frequency converter Grant 5,010,261 - Steigerwald April 23, 1	1991-04-23
High efficiency gate driver circuit for a high frequency converter Grant 4,967,109 - Steigerwald October 30, 1	1990-10-30
Gate driver for a full-bridge lossless switching device Grant 4,912,622 - Steigerwald , et al. March 27, 1	1990-03-27
Low noise, high frequency synchronous rectifier Grant 4,903,189 - Ngo , et al. February 20, 1	1990-02-20
Series resonant inverter with lossless snubber-resetting components Grant 4,876,635 - Park , et al. October 24, 1	1989-10-24
Full-bridge lossless switching converter Grant 4,864,479 - Steigerwald , et al. September 5, 1	1989-09-05
High-frequency DC-DC power converter with zero-voltage switching of single primary-side power device Grant 4,845,605 - Steigerwald July 4, 1	1989-07-04
Resonant power converter with current sharing among multiple transformers Grant 4,825,348 - Steigerwald , et al. April 25, 1	1989-04-25
Low input voltage resonant power converter with high-voltage A.C. link Grant 4,796,173 - Steigerwald January 3, 1	1989-01-03
Integrated circuit for controlling power converter by frequency modulation and pulse width modulation Grant 4,733,104 - Steigerwald , et al. March 22, 1	1988-03-22
HVIC power supply controller with primary-side edge detector Grant 4,694,384 - Steigerwald , et al. September 15, 1	1987-09-15
Regenerative unipolar converter for switched reluctance motors using one main switching device per phase Grant 4,684,867 - Miller , et al. August 4, 1	1987-08-04
Integrated circuit for controlling power converter by frequency modulation and pulse width modulation Grant 4,685,040 - Steigerwald , et al. August 4, 1	1987-08-04
Resonant inverter with improved control Grant 4,672,528 - Park , et al. June 9, 1	1987-06-09
Power circuit with high input power factor and a regulated output Grant 4,642,745 - Steigerwald , et al. February 10, 1	1987-02-10
Dual output DC-DC converter with independently controllable output voltages Grant 4,628,426 - Steigerwald December 9, 1	1986-12-09
Driver circuits for emitter switch gate turn-off SCR devices Grant 4,581,542 - Steigerwald April 8, 1	1986-04-08
Full load to no-load control for a voltage fed resonant inverter Grant 4,541,041 - Park , et al. September 10, 1	1985-09-10
Regulated dc-dc converter using a resonating transformer Grant 4,504,895 - Steigerwald March 12, 1	1985-03-12
High frequency series resonant dc-dc converter Grant 4,477,868 - Steigerwald October 16, 1	1984-10-16
High frequency parallel resonant dc-dc converter Grant 4,460,949 - Steigerwald July 17, 1	1984-07-17
Inverter for interfacing advanced energy sources to a utility grid Grant 4,445,049 - Steigerwald April 24, 1	1984-04-24
Parallel resonant induction cooking surface unit Grant 4,426,564 - Steigerwald , et al. January 17, 1	1984-01-17
Full bridge PWM inverter with distributed device switching Grant 4,424,557 - Steigerwald January 3, 1	1984-01-03
Maximum power control for a solar array connected to a load Grant 4,404,472 - Steigerwald September 13, 1	1983-09-13
Single phase and three phase AC to DC converters Grant 4,386,394 - Kocher , et al. May 31, 1	1983-05-31
Electrically isolated battery charger for on-board electric vehicle applications Grant 4,374,355 - Steigerwald , et al. February 15, 1	1983-02-15
FET Motor drive system Grant 4,347,464 - Park , et al. August 31, 1	1982-08-31
Field controlled thyristor switching power supply Grant 4,346,431 - Steigerwald August 24, 1	1982-08-24
High efficiency rectifier with multiple outputs Grant 4,323,962 - Steigerwald April 6, 1	1982-04-06
Combination field chopper and battery charger Grant 4,292,578 - Steigerwald , et al. September 29, 1	1981-09-29
Phase controlled rectifier circuit for rapidly charging batteries Grant 4,253,054 - Steigerwald February 24, 1	1981-02-24
Third harmonic auxiliary commutated inverter having selectable commutation capacitance as a function of load current Grant 4,244,017 - Steigerwald January 6, 1	1981-01-06
Efficient base drive circuit for high current transistors Grant 4,224,535 - Wilson , et al. September 23, 1	1980-09-23
High efficiency circuit for rapidly charging batteries Grant 4,211,969 - Steigerwald July 8, 1	1980-07-08
Power inductor and transformer with low acoustic noise air gap Grant 4,047,138 - Steigerwald September 6, 1	1977-09-06
Chopper ballast for gaseous discharge lamps with auxiliary capacitor energy storage Grant 4,042,856 - Steigerwald August 16, 1	1977-08-16
Dynamic braking in controlled current motor drive systems Grant 4,039,914 - Steigerwald , et al. August 2, 1	1977-08-02
Current fed inverter with commutation independent of load inductance Grant 4,039,926 - Steigerwald August 2, 1	1977-08-02
Controlled capacitive filter for active loads Grant 3,987,356 - Steigerwald October 19, 1	1976-10-19
Rectifier circuits using transistors as rectifying elements Grant 3,940,682 - Park , et al. February 24, 1	1976-02-24
GTO turn-off circuit providing turn-off gate current pulse proportional to anode current Grant 3,940,633 - Steigerwald February 24, 1	1976-02-24
Power circuits for obtaining a high power factor electronically Grant 3,913,002 - Steigerwald , et al. October 14, 1	1975-10-14
Solid state chopper ballast for gaseous discharge lamps Grant 3,890,537 - Park , et al. June 17, 1	1975-06-17
Rectifier Circuits Using At Least One Multi-winding Transformer In Combination With Transistors Connected In An Inverter Mode And Arranged In A Bridge Configuration Grant 3,851,240 - Park , et al. November 26, 1	1974-11-26
Constant Duty Cycle Control Of Induction Cooking Inverter Grant 3,781,505 - Steigerwald December 25, 1	1973-12-25

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