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Inventor

Douglas D. Lopata

Inventor
Boyertown, PA, US

Overview

58→
Patents
1991–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 58 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems15%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%
H10DInorganic electric semiconductor devices12%
H02JElectric power networks7%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%
G05FSystems for regulating electric or magnetic variables6%
H01LSemiconductor devices6%
G06FElectric digital data processing5%
G11CStatic stores3%
G01RMeasuring electric variables2%
PatentTitleYear
10,361,554Techniques for determining inductances201910,020,739Integrated current replicator and method of operating the same20189,673,135'Semiconductor device having mirror-symmetric terminals and methods of forming the same'20179,673,192'Semiconductor device including a resistor metallic layer and method of forming the same'20179,627,028'Power converter for a memory module'20179,553,081'Semiconductor device including a redistribution layer and metallic pillars coupled thereto'20179,536,938'Semiconductor device including a resistor metallic layer and method of forming the same'20179,508,785'Semiconductor device including a resistor metallic layer and method of forming the same'20169,443,839'Semiconductor device including gate drivers around a periphery thereof'20169,299,691'Semiconductor device including alternating source and drain regions, and respective source and drain metallic strips'20169,246,390'Power converter with controller operable in selected modes of operation'20169,054,086'Module having a stacked passive element and method of forming the same'20158,987,815'Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the same'20158,867,295'Power converter for a memory module'20148,692,532'Power converter with controller operable in selected modes of operation'20148,686,698'Power converter with controller operable in selected modes of operation'20148,633,540'Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the same'20148,541,991'Power converter with controller operable in selected modes of operation'20138,410,769'Power converter with controller operable in selected modes of operation'20138,374,661'Recessible integrated pocket clip for mobile devices and the like'20138,339,802'Module having a stacked magnetic device and semiconductor device and method of forming the same'20128,283,901'Power converter with power switch operable in controlled current mode'20128,266,793'Module having a stacked magnetic device and semiconductor device and method of forming the same'20128,253,195'Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the same'20128,253,197'Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the same'20128,253,196'Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the same'20128,234,511'Speed binning for dynamic and adaptive power control'20128,212,315'Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the same'20128,212,316'Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the same'20128,212,317'Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the same'20128,169,200'Power converter with power switch operable in controlled current mode'20128,154,261'Power converter with power switch operable in controlled current mode'20128,153,473'Module having a stacked passive element and method of forming the same'20127,956,494'Versatile and intelligent power controller'20117,948,819'Integrated circuit having a memory with process-voltage-temperature control'20117,944,180'Software based thermal charging regulation loop'20117,898,109'Switching power supply controller with built-in supply switching'20117,733,064'Software based thermal charging regulation loop'20107,679,342'Power converter with power switch operable in controlled current mode'20107,630,184'Method and apparatus for an over-voltage detection circuit'20097,595,569'Versatile and intelligent power controller'20097,504,897'Switched-current oscillator for clock-frequency spreading'20097,460,929'Integrated current fault controller'20087,402,987'Low-dropout regulator with startup overshoot control'20087,339,357'Power supply regulation using kelvin tap for voltage sense feedback from point within integrated circuit load'20087,279,927'Integrated circuit with multiple power domains'20077,170,197'Switching power supply controller with built-in supply switching'20077,084,608'PCMCIA card with dedicated on-board battery'20066,686,789'Dynamic low power reference circuit'20046,509,722'Dynamic input stage biasing for low quiescent current amplifiers'20036,424,284'Baseband receiver including dual port DAC'20026,400,208'On-chip trim link sensing and latching circuit for fuse links'20026,278,393'Multiple output digital-to-analog converter'20016,265,941'Balanced differential amplifier having common mode feedback with kick-start'20016,163,285'Method of direct current offset cancellation'20006,011,432'Continuous tuning of switched capacitor circuits using DC-isolated tuning elements'20005,724,653'Radio receiver with DC offset correction circuit'19985,001,439'Very low distortion amplifier'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2019Based in Boyertown, PA, US· patent location history
2001Based in Berks, GB· patent location history
2003–2012Patents assigned to AGERE SYSTEMS INC (17)· patent assignee history
2010–2017Patents assigned to ENPIRION INC (24)· patent assignee history
2012–2016Patents assigned to LOTFI ASHRAF W (19)· patent assignee history
2012–2016Patents assigned to LOPATA DOUGLAS DEAN (17)· patent assignee history
2012–2014Patents assigned to NIGAM TANYA (7)· patent assignee history
2016Based in Boyerstown, PA, US· patent location history
2017Based in San Jose, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ENPIRION INC242010–2017
LOTFI ASHRAF W192012–2016
AGERE SYSTEMS INC172003–2012
LOPATA DOUGLAS DEANself172012–2016
NIGAM TANYA72012–2014
Locations
LocationPatentsSpan
Boyertown, Pennsylvania, US551991–2019
San Jose, California, US12017
Boyerstown, Pennsylvania, US12016
Berks, GB12001