Assignee

MICROCHIP TECH INC

US1,237 patents

Top patents by PatentIndex Score

US6697897B1Feb 24, 2004

Calibration techniques for a precision relaxation oscillator integrated circuit with temperature compensation

MICROCHIP TECH INC190 citations98

US6191701B1Feb 20, 2001

Secure self learning system

MICROCHIP TECH INC130 citations98

US5900773AMay 4, 1999

Precision bandgap reference circuit

MICROCHIP TECH INC97 citations98

US5686904ANov 11, 1997

Secure self learning system

MICROCHIP TECH INC126 citations98

US7460441B2Dec 2, 2008

Measuring a long time period

MICROCHIP TECH INC66 citations97

US6496113B2Dec 17, 2002

Radio frequency identification tag on a single layer substrate

MICROCHIP TECH INC104 citations97

US6047380AApr 4, 2000

Microcontroller wake-up function having an interleaving priority scheme for sampling a plurality of analog input signals

MICROCHIP TECH INC170 citations97

US5841996ANov 24, 1998

Serial communication interface system having programmable microcontroller for use in a battery pack

MICROCHIP TECH INC129 citations97

US5670915ASep 23, 1997

Accurate RC oscillator having peak - to - peak voltage control

MICROCHIP TECH INC169 citations97

US5454114ASep 26, 1995

Microcontroller power-up delay

MICROCHIP TECH INC115 citations97

US6628102B2Sep 30, 2003

Current measuring terminal assembly for a battery

MICROCHIP TECH INC48 citations96

US6175312B1Jan 16, 2001

Encoder and decoder microchips and remote control devices for secure unidirectional communication

MICROCHIP TECH INC103 citations96

US6002356ADec 14, 1999

Power saving flash A/D converter

MICROCHIP TECH INC103 citations96

US5899570AMay 4, 1999

Time-based temperature sensor system and method therefor

MICROCHIP TECH INC59 citations96

US5812456ASep 22, 1998

Switched ground read for EPROM memory array

MICROCHIP TECH INC77 citations96

US5619430AApr 8, 1997

Microcontroller with on-chip linear temperature sensor

MICROCHIP TECH INC144 citations96

US5488711AJan 30, 1996

Serial EEPROM device and associated method for reducing data load time using a page mode write cache

MICROCHIP TECH INC137 citations96

US5469557ANov 21, 1995

Code protection in microcontroller with EEPROM fuses

MICROCHIP TECH INC197 citations96

US5457649AOct 10, 1995

Semiconductor memory device and write-once, read-only semiconductor memory array using amorphous-silicon and method therefor

MICROCHIP TECH INC136 citations96

US7764213B2Jul 27, 2010

Current-time digital-to-analog converter

MICROCHIP TECH INC54 citations95

US6963270B1Nov 8, 2005

Anticollision protocol with fast read request and additional schemes for reading multiple transponders in an RFID system

MICROCHIP TECH INC194 citations95

US6720866B1Apr 13, 2004

Radio frequency identification tag device with sensor input

MICROCHIP TECH INC355 citations95

US6184659B1Feb 6, 2001

Microcontroller with integral switch mode power supply controller

MICROCHIP TECH INC80 citations95

US6180433B1Jan 30, 2001

Combination inductive coil and integrated circuit semiconductor chip in a single lead frame package and method therefor

MICROCHIP TECH INC53 citations95

US6052035AApr 18, 2000

Oscillator with clock output inhibition control

MICROCHIP TECH INC180 citations95

US6020792AFeb 1, 2000

Precision relaxation oscillator integrated circuit with temperature compensation

MICROCHIP TECH INC122 citations95

US5909050AJun 1, 1999

Combination inductive coil and integrated circuit semiconductor chip in a single lead frame package and method therefor

MICROCHIP TECH INC59 citations95

US5774733AJun 30, 1998

Microcontroller with analog front-end for providing intelligent battery management

MICROCHIP TECH INC72 citations95

US5473758ADec 5, 1995

System having input output pins shifting between programming mode and normal mode to program memory without dedicating input output pins for programming mode

MICROCHIP TECH INC94 citations95

US5371709ADec 6, 1994

Power management system for serial EEPROM device

MICROCHIP TECH INC99 citations95

US5363334ANov 8, 1994

Write protection security for memory device

MICROCHIP TECH INC81 citations95

US10797816B1Oct 6, 2020

Method for providing path signal overhead in the 64B/66B character stream of an ITU-T metro transport network

MICROCHIP TECH INC20 citations94

US9661702B2May 23, 2017

Constant-current controller with square-wave input current shaping

MICROCHIP TECH INC35 citations94

US7602274B2Oct 13, 2009

Dynamic configuration of a radio frequency transponder

MICROCHIP TECH INC62 citations94

US6571617B2Jun 3, 2003

Method and apparatus using directional antenna or learning modes for tire inflation pressure monitoring and location determination

MICROCHIP TECH INC155 citations94

US6535061B2Mar 18, 2003

Configurable operational amplifier as a microcontroller peripheral

MICROCHIP TECH INC60 citations94

US6463798B2Oct 15, 2002

Tire inflation pressure monitoring and location determining method and apparatus

MICROCHIP TECH INC200 citations94

US6459335B1Oct 1, 2002

Auto-calibration circuit to minimize input offset voltage in an integrated circuit analog input device

MICROCHIP TECH INC69 citations94

US6304823B1Oct 16, 2001

Microprocessor power supply system including a programmable power supply and a programmable brownout detector

MICROCHIP TECH INC52 citations94

US6166650ADec 26, 2000

Secure self learning system

MICROCHIP TECH INC101 citations94

US6166960ADec 26, 2000

Method, system and apparatus for determining that a programming voltage level is sufficient for reliably programming an eeprom

MICROCHIP TECH INC131 citations94

US6043746AMar 28, 2000

Radio frequency identification (RFID) security tag for merchandise and method therefor

MICROCHIP TECH INC255 citations94

US6002638ADec 14, 1999

Memory device having a switchable clock output and method therefor

MICROCHIP TECH INC180 citations94

US5841866ANov 24, 1998

Secure token integrated circuit and method of performing a secure authentication function or transaction

MICROCHIP TECH INC186 citations94

US5686844ANov 11, 1997

Integrated circuit pins configurable as a clock input pin and as a digital I/O pin or as a device reset pin and as a digital I/O pin and method therefor

MICROCHIP TECH INC94 citations94

US5565819AOct 15, 1996

Accurate RC oscillator having modified threshold voltages

MICROCHIP TECH INC63 citations94

US5422807AJun 6, 1995

Microcontroller with improved A/D conversion

MICROCHIP TECH INC124 citations94

Showing the top 50 of 1,237 patents by PatentIndex Score.

MICROCHIP TECH INC

Top patents by PatentIndex Score

Data communication interface between host and slave processors

Inductively tunable antenna for a radio frequency identification tag

Radio frequency identification tag on a single layer substrate

Calibration techniques for a precision relaxation oscillator integrated circuit with temperature compensation

Secure self learning system

Precision bandgap reference circuit

Secure self learning system

Measuring a long time period

Radio frequency identification tag on a single layer substrate

Microcontroller wake-up function having an interleaving priority scheme for sampling a plurality of analog input signals

Serial communication interface system having programmable microcontroller for use in a battery pack

Accurate RC oscillator having peak - to - peak voltage control

Microcontroller power-up delay

Current measuring terminal assembly for a battery

Encoder and decoder microchips and remote control devices for secure unidirectional communication

Power saving flash A/D converter

Time-based temperature sensor system and method therefor

Switched ground read for EPROM memory array

Microcontroller with on-chip linear temperature sensor

Serial EEPROM device and associated method for reducing data load time using a page mode write cache

Code protection in microcontroller with EEPROM fuses

Semiconductor memory device and write-once, read-only semiconductor memory array using amorphous-silicon and method therefor

Current-time digital-to-analog converter

Anticollision protocol with fast read request and additional schemes for reading multiple transponders in an RFID system

Radio frequency identification tag device with sensor input

Microcontroller with integral switch mode power supply controller

Combination inductive coil and integrated circuit semiconductor chip in a single lead frame package and method therefor

Oscillator with clock output inhibition control

Precision relaxation oscillator integrated circuit with temperature compensation

Combination inductive coil and integrated circuit semiconductor chip in a single lead frame package and method therefor

Microcontroller with analog front-end for providing intelligent battery management

System having input output pins shifting between programming mode and normal mode to program memory without dedicating input output pins for programming mode

Power management system for serial EEPROM device

Write protection security for memory device

Method for providing path signal overhead in the 64B/66B character stream of an ITU-T metro transport network

Constant-current controller with square-wave input current shaping

Dynamic configuration of a radio frequency transponder

Method and apparatus using directional antenna or learning modes for tire inflation pressure monitoring and location determination

Configurable operational amplifier as a microcontroller peripheral

Tire inflation pressure monitoring and location determining method and apparatus

Auto-calibration circuit to minimize input offset voltage in an integrated circuit analog input device

Microprocessor power supply system including a programmable power supply and a programmable brownout detector

Secure self learning system

Method, system and apparatus for determining that a programming voltage level is sufficient for reliably programming an eeprom

Radio frequency identification (RFID) security tag for merchandise and method therefor

Memory device having a switchable clock output and method therefor

Secure token integrated circuit and method of performing a secure authentication function or transaction

Integrated circuit pins configurable as a clock input pin and as a digital I/O pin or as a device reset pin and as a digital I/O pin and method therefor

Accurate RC oscillator having modified threshold voltages

Microcontroller with improved A/D conversion