Inventor

Johan H. Huijsing

Inventor

Schipluiden, NL

Overview

43→

Patents

1983–2018

Patent span

Electricity

Primary field (CPC H)

Patents· 43 as inventor

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

H03Fprimary

H03FAmplifiers44%

G01KMeasuring temperature9%

G05FSystems for regulating electric or magnetic variables8%

H03KPulse technique8%

H03MCoding8%

G01FMeasuring volume, volume flow, mass flow or liquid level6%

G01PMeasuring linear or angular speed, acceleration, deceleration, or shock5%

G01DMeasuring not specially adapted for a specific variable3%

G01RMeasuring electric variables2%

G06FElectric digital data processing2%

PatentTitleYear

10,033,369Fully capacitive coupled input choppers2018 9,294,049'Fast-settling capacitive-coupled amplifiers'2016 9,143,092'Fully capacitive coupled input choppers'2015 8,179,195'Current-feedback instrumentation amplifiers'2012 8,120,422'Ripple reduction loop for chopper amplifiers and chopper-stabilized amplifiers'2012 7,696,817'Auto-gain correction and common mode voltage cancellation in a precision amplifier'2010 7,674,035'Digital temperature sensors and calibration thereof'2010 7,535,295'Chopper stabilized amplifiers combining low chopper noise and linear frequency characteristics'2009 7,446,598'Bias circuits'2008 7,391,351'Bitstream controlled reference signal generation for a sigma-delta modulator'2008 7,209,000'Frequency stabilization of chopper-stabilized amplifiers'2007 7,202,738'Accurate voltage to current converters for rail-sensing current-feedback instrumentation amplifiers'2007 7,132,883'Chopper chopper-stabilized instrumentation and operational amplifiers'2006 6,911,864'Circuit, including feedback, for reducing DC-offset and noise produced by an amplifier'2005 6,734,723'Chopper chopper-stabilized operational amplifiers and methods'2004 6,559,720'GM-controlled current-isolated indirect-feedback instrumentation amplifier'2003 6,542,020'Non-linear signal correction'2003 6,542,030'Amplifier with stabilization means'2003 6,456,145'Non-linear signal correction'2002 6,366,165'Amplifier with stabilization means'2002 6,262,626'Circuit comprising means for reducing the DC-offset and the noise produced by an amplifier'2001 6,218,894'Voltage and/or current reference circuit'2001 6,198,267'Current generator for delivering a reference current of which the value is proportional to the absolute temperature'2001 6,118,341'Device with common mode feedback for a differential output'2000 6,035,711'Device for determining the direction and speed of an air flow'2000 5,734,297'Rail-to-rail input stages with constant g.sub.m and constant common-mode output currents'1998 5,631,607'Compact GM-control for CMOS rail-to-rail input stages by regulating the sum of the gate-source voltages constant'1997 5,604,918'Two-line mixed analog/digital bus system and a master station and a slave station for use in such system'1997 5,570,052'Detection circuit with differential input and hysteresis proportional to the peak input voltage'1996 5,561,396'Rail-to-rail input stages with g.sub.m -control by multiple input pairs'1996 5,486,790'Multistage amplifier with hybrid nested miller compensation'1996 5,485,121'Amplifier arrangement with multipath miller zero cancellation'1996 5,371,474'Differential amplifier having rail-to-rail input capability and square-root current control'1994 5,311,145'Combination driver-summing circuit for rail-to-rail differential amplifier'1994 5,155,447'Multi-stage amplifier with capacitive nesting and multi-path forward feeding for frequency compensation'1992 5,109,170'Current compensation circuit'1992 5,064,296'Integrated semiconductor circuit for thermal measurements'1991 4,918,398'Differential amplifier using voltage level shifting to achieve rail-to-rail input capability at very low power supply voltage'1990 4,890,489'Direction-sensitive flow-rate indicator'1990 4,808,846'Bridge-to-frequency converter'1989 4,678,947'Simulated transistor/diode'1987 4,555,673'Differential amplifier with rail-to-rail input capability and controlled transconductance'1985 4,373,386'Direction sensitive flow velocity meter and sensing plate to be used on it'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1987Based in Den Hoorn, NL· patent location history

1985Based in ML Den Hoorn (ZH), NL· patent location history

1989–2018Based in Schipluiden, NL· patent location history

1992–2002Patents assigned to PHILIPS CORP (8)· patent assignee history

1994–2000Patents assigned to PHILIPS ELECTRONICS NA (7)· patent assignee history

2002–2005Patents assigned to KONINKL PHILIPS ELECTRONICS NV (4)· patent assignee history

2003–2018Patents assigned to MAXIM INTEGRATED PRODUCTS (12)· patent assignee history

2012–2015Patents assigned to HUIJSING JOHAN HENDRIK (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MAXIM INTEGRATED PRODUCTS	12	2003–2018
PHILIPS CORP	8	1992–2002
PHILIPS ELECTRONICS NA	7	1994–2000
KONINKL PHILIPS ELECTRONICS NV	4	2002–2005
HUIJSING JOHAN HENDRIKself	3	2012–2015

Locations

Location	Patents	Span
Schipluiden, NL	40	1989–2018
Den Hoorn, NL	2	1983–1987
ML Den Hoorn (ZH), NL	1	1985