VTC INC

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BLOOMINGTON, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Referenced magnetoresistives sensor band pass preamplifier
- Patent number 6,111,716
- Issue date Aug 29, 2000
- VTC Inc.
- Tuan V. Ngo
- G11 - INFORMATION STORAGE
Information Patent Grant
Method to equalize input currents to differential-to-single-ended a...
- Patent number 6,107,888
- Issue date Aug 22, 2000
- VTC Inc.
- John J. Price
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Three-phase generator boost circuit
- Patent number 6,020,695
- Issue date Feb 1, 2000
- VTC Inc.
- David W. Kelly
- G11 - INFORMATION STORAGE
Information Patent Grant
Preamplifier bias circuit for use in an AC coupled magnetoresistive...
- Patent number 6,005,733
- Issue date Dec 21, 1999
- VTC, Inc.
- Robert J. Schuelke
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic-tuning circuit for integrated continuous-time MOSFET-C fi...
- Patent number 5,994,951
- Issue date Nov 30, 1999
- VTC Inc.
- Salman Mazhar
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High performance write driver for magnetic inductive recording head
- Patent number 5,990,710
- Issue date Nov 23, 1999
- VTC, Inc.
- Tuan V. Ngo
- G11 - INFORMATION STORAGE
Information Patent Grant
Write driver with Schottky diodes to improve switching rate and rel...
- Patent number 5,986,832
- Issue date Nov 16, 1999
- VTC Inc.
- Raymond E. Barnett
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic tracking frequency servo demodulation technique for DVCR...
- Patent number 5,982,574
- Issue date Nov 9, 1999
- VTC Inc.
- William W. Leake
- G11 - INFORMATION STORAGE
Information Patent Grant
On-chip regulator providing good high frequency rejection and noise...
- Patent number 5,942,934
- Issue date Aug 24, 1999
- VTC Inc.
- Tuan V. Ngo
- G05 - CONTROLLING REGULATING
Information Patent Grant
Apparatus for providing pair of complementary outputs with first an...
- Patent number 5,920,729
- Issue date Jul 6, 1999
- VTC Inc.
- Raymond E. Barnett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
MR head preamplifier with output signal amplitude which is independ...
- Patent number 5,914,630
- Issue date Jun 22, 1999
- VTC Inc.
- Douglas R. Peterson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Differential transimpedance amplifier
- Patent number 5,900,779
- Issue date May 4, 1999
- VTC, Inc.
- Joseph D. Giacomini
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Write driver with buffer circuits between pull-up resistors and upp...
- Patent number 5,894,237
- Issue date Apr 13, 1999
- VTC Inc.
- Craig M. Brannon
- G11 - INFORMATION STORAGE
Information Patent Grant
Open-loop MR biasing circuit with high power supply and common mode...
- Patent number 5,886,568
- Issue date Mar 23, 1999
- VTC Inc.
- Tuan V. Ngo
- G05 - CONTROLLING REGULATING
Information Patent Grant
Active damping for a disk drive write circuit
- Patent number 5,880,626
- Issue date Mar 9, 1999
- VTC, Inc.
- Douglas Warren Dean
- G11 - INFORMATION STORAGE
Information Patent Grant
Multiplexer with CMOS break-before-make circuit
- Patent number 5,872,477
- Issue date Feb 16, 1999
- VTC Inc.
- John J. Price
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
MR resistive-biasing scheme providing low noise high common-mode re...
- Patent number 5,856,891
- Issue date Jan 5, 1999
- VTC Inc.
- Tuan V. Ngo
- G11 - INFORMATION STORAGE
Information Patent Grant
Self-biasing, low voltage, multiplying DAC
- Patent number 5,835,039
- Issue date Nov 10, 1998
- VTC Inc.
- Joseph D. Giacomini
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Open-loop current mode biasing scheme for MR head
- Patent number 5,834,952
- Issue date Nov 10, 1998
- VTC Inc.
- Tuan V. Ngo
- G11 - INFORMATION STORAGE
Information Patent Grant
Pseudo differential voltage sense MR preamplifier with improved ban...
- Patent number 5,831,784
- Issue date Nov 3, 1998
- VTC, Inc.
- Raymond E. Barnett
- G11 - INFORMATION STORAGE
Information Patent Grant
High performance maximum and minimum circuit
- Patent number 5,825,168
- Issue date Oct 20, 1998
- VTC, Inc.
- Kurt N. Kimber
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method of fabricating a segmented emitter low noise transistor
- Patent number 5,821,148
- Issue date Oct 13, 1998
- VTC Inc.
- John Leighton
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Open-loop MR biasing circuit with high power supply and common mode...
- Patent number 5,812,019
- Issue date Sep 22, 1998
- VTC Inc.
- Tuan V. Ngo
- G05 - CONTROLLING REGULATING
Information Patent Grant
Amplifier having a differential input capacitance cancellation circuit
- Patent number 5,793,551
- Issue date Aug 11, 1998
- VTC Inc.
- Tuan V. Ngo
- G11 - INFORMATION STORAGE
Information Patent Grant
Push-and-pull driver circuit for driving an H-bridge coupled to a t...
- Patent number 5,781,046
- Issue date Jul 14, 1998
- VTC, Inc.
- Tuan V. Ngo
- G11 - INFORMATION STORAGE
Information Patent Grant
Modal transition imbalance detector
- Patent number 5,781,042
- Issue date Jul 14, 1998
- VTC Inc.
- Peter J. Jung
- G11 - INFORMATION STORAGE
Information Patent Grant
Common-gate pre-driver for disc drive write circuit
- Patent number 5,757,215
- Issue date May 26, 1998
- VTC Inc.
- Robert John Schuelke
- G11 - INFORMATION STORAGE
Information Patent Grant
Direct AC-coupled amplifier with improved common mode rejection for...
- Patent number 5,757,566
- Issue date May 26, 1998
- VTC Inc.
- Tuan V. Ngo
- G11 - INFORMATION STORAGE
Information Patent Grant
Predriver for fast current switching through a two-terminal inducti...
- Patent number 5,751,171
- Issue date May 12, 1998
- VTC Inc.
- Tuan V. Ngo
- G11 - INFORMATION STORAGE
Information Patent Grant
Segmented emitter low noise transistor
- Patent number 5,723,897
- Issue date Mar 3, 1998
- VTC Inc.
- John Leighton
- H01 - BASIC ELECTRIC ELEMENTS

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Trademarklast 30 trademarks

Information Trademark
73588940 - BASIC ASIC
- Serial number 73588940
- Registration number 1467021
- Filing date Mar 19, 1986
- VTC INCORPORATED
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73554212
- Serial number 73554212
- Registration number 1388924
- Filing date Aug 19, 1985
- VTC INCORPORATED
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73554224 - ON THE SILICON FRONTIER...
- Serial number 73554224
- Registration number 1409251
- Filing date Aug 19, 1985
- VTC INCORPORATED
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73531069 - VTC
- Serial number 73531069
- Registration number 1382128
- Filing date Apr 8, 1985
- VTC INCORPORATED
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Organization

Patents Grantslast 30 patents

Referenced magnetoresistives sensor band pass preamplifier

Method to equalize input currents to differential-to-single-ended a...

Three-phase generator boost circuit

Preamplifier bias circuit for use in an AC coupled magnetoresistive...

Automatic-tuning circuit for integrated continuous-time MOSFET-C fi...

High performance write driver for magnetic inductive recording head

Write driver with Schottky diodes to improve switching rate and rel...

Automatic tracking frequency servo demodulation technique for DVCR...

On-chip regulator providing good high frequency rejection and noise...

Apparatus for providing pair of complementary outputs with first an...

MR head preamplifier with output signal amplitude which is independ...

Differential transimpedance amplifier

Write driver with buffer circuits between pull-up resistors and upp...

Open-loop MR biasing circuit with high power supply and common mode...

Active damping for a disk drive write circuit

Multiplexer with CMOS break-before-make circuit

MR resistive-biasing scheme providing low noise high common-mode re...

Self-biasing, low voltage, multiplying DAC

Open-loop current mode biasing scheme for MR head

Pseudo differential voltage sense MR preamplifier with improved ban...

High performance maximum and minimum circuit

Method of fabricating a segmented emitter low noise transistor

Open-loop MR biasing circuit with high power supply and common mode...

Amplifier having a differential input capacitance cancellation circuit

Push-and-pull driver circuit for driving an H-bridge coupled to a t...

Modal transition imbalance detector

Common-gate pre-driver for disc drive write circuit

Direct AC-coupled amplifier with improved common mode rejection for...

Predriver for fast current switching through a two-terminal inducti...

Segmented emitter low noise transistor

Trademarklast 30 trademarks

73588940 - BASIC ASIC

73554212

73554224 - ON THE SILICON FRONTIER...

73531069 - VTC