P-Tec Corp. LEDs, LCDs P.A. Semi Inc. multiprocessors acquired by Apple Computer Inc. Paceleader Industrial. Co. Ltd. diodes, LEDs Pacific Monolithics acquired by Richardson Electronics, Ltd. Package Tech semiconductor assembly Paion ethernet switch chipsets PACT XPP Technologies processors Palmchip Corporation SoC platforms & IPs Panasonic Japan check Panasonic or Panasonic or Panasonic USA or Panasonic Semiconductor Company too! Chip Tantalum Capacitor Unit acquired by Nichicon Panjit diodes & rectifiers Panstera mixed-signals, transmitter, receivers, LVDS acquired by Pixelworks Pantronix Corp. [PTX] semiconductor assembly services PARA LIGHT ELECTRONICS Co. Ltd. LEDs check Para Light [USA] too! Parade Technologies Ltd. digital video interfaces Paradigm Technology SRAMs acquired by IXYS Paralan SCSI Paratek Microwave Inc. tunable radio frequency (RF) front ends ParkerVision, Inc. communications Parthus Technologies communications, IP check ParthusCeva Inc. too! ParthusCeva Inc. communications, IP PARTSNIC CO. LTD. integrated circuits Patriot Scientific communications PCT [Professional Computer Technology Limited] NOR-flash PCtel communications PDI [Pixel Devices International Inc.] images sensors acquired by Agilent Technologies Inc. now Avago Technologies for LEDs and Dislays please check Avago Technologies Lighting too! Peak Audio acquired by Cirrus Logic PEAK Devices, Inc. acquired by TriQuint Semiconductor Inc. Pelican Imaging Corporation array cameras for mobile devices Pelikon flexible keypads, display interfaces Peraso Technologies Incorporated mmwave transceivers Peratech Limited Quantum Tunnelling Composite (QTC), QTC Force Sensors Percello Ltd. baseband processors acquired by Broadcom Corp. Peregrine Semiconductor Corporation wireless technology Performance Motion Devices [PMD] Motor control ICs Performance Semi memories, processors Pericom Semiconductor Corp. interface logic ICs, networking ICs, clock ICs Pericom Technology Inc. [PTI] timing, power management and analog switch es acquired by Pericom Semiconductor Corp. PerkinElmer optoelectronics Perpetuum Ltd. microgenerators PhaseLink crystal oscillator drivers, frequency and timming Phenitec Semiconductor Corp. diodes, transistors, sensors (Japaneese only) Phiar Corp. RF insulators Philips Semiconductor wireless communications, multimedia, audio/video, microcontrollers, digital logic, discretes, wired communications now NXP Semiconductors for logic products check Philips Logic for WAN products check Vitesse Semiconductors for LCDs check LG.Philips-LCD for LEDs & Bluetooth check Philips Components for GaAs related products check OMMIC CDMA business sold to Holley Communications Group Co. Ltd. Philsar Semiconductor wireless communications, single-chip radio technology acquired by Conexant Systems Inc. Phison Electronics Corporation memory card controller Phoenix Microwave Corporation acquired by M/A-COM Technology Solutions Phoenix Silicon International Corp. wafers Phono Solar mono crystalline silicon solar modules Photobit video sensors, processors acquired by Micron Technology Inc. Photon Vision Systems, Inc. [PVS] CMOS imagers Photonfocus AG CMOS sensors Photon Semiconductor & Energy Co. Ltd. photovoltaics, Crystalline Silicon Photonic Products Ltd. laser diodes Photonics Industries laser diodes PHOTONIS Technologies SAS sensors Photovoltech NV SA photovoltaics, Multicrystalline Silicon Photowatt International SA photovoltaics, Multicrystalline Silicon Photron Semiconductor Corp rectifier, transistors, DIAC Photronics Inc. photomasks for semiconductor and microelectronic applications Phyworks Ltd. optical communications acquired by Maxim picoChip Designs Limited communications acquired by Mindspeed Technologies Inc. PICOGIGA GaAs foundry Picolight Incorporated communications, laser Picor a subsidiary of Vicor Corporation Picosecond Pulse Labs Inc. high-speed ultra-wideband electronic and optoelectronic components Pictos Technologies Inc. digital imaging processors acquired by ESS Technology, Inc. Pijnenburg communication asics Picvue Electronics Ltd. LCDs PixArt Imaging Inc. cmos sensors Pixel Devices International Inc. [PDI] images sensors acquired by Agilent Technologies Inc. now Avago Technologies for LEDs and Dislays please check Avago Technologies Lighting too! PixelCam CMOS images sensors acquired by Zoran Zoran acquired by CSR [Cambridge Silicon Radio] PixelFusion communications Pixtel Communications Inc. acquired by MediaTek Incorporation Pixelworks Inc. image processors Pixim Inc. digital imaging Pixtronix MEMS-based displays acquired by Qualcomm Inc. Plainview ultra broadband modulator driver amplifiers, limiting amplifiers, and clock drivers a subsidiary of Aeroflex Microelectronic Solutions Planar Energy Devices Corporation solid state and lithium-ion batteries PlanarMag Inc. embedded magnetics acquired by Tyco Electronics [now TE Connectivity] Planet ATE analog ICs acquired by Intersil Corp. Planeta analog ICs Plastic Logic Limited plastic electronics, flexible electronic paper displays (EPD) PLDA Inc. interconnecting IPs Plessey Semiconductors acquired by Mitel Semiconductor now Zarlink Semiconductor Plessey Semiconductors Ltd. analog and mixed-signal semiconductor products, silicon foundry services please check Plessey Semiconductors Ltd. too! Plextronics Inc. organic semiconductors, Conductive Polymer- based Solar Cells, Transparent Electrodes for Touchscreens Pliant Technology Inc. Enterprise Flash Drives (EFDs) Plurality Ltd. multiprocessor designs Plus Semi silicon foundry services PLX Technology Inc. PCI to local bus bridge ICs, clock ICs PMC [Programmable Microelectronics Corporation] EEPROMs, Flash memories PMC-Sierra networking ICs PMI [Precision Monolithics Inc.] acquired by Analog Devices PointChips Inc. Polar OLED Ltd. liquid crystal based polymer materials PolarFab Inc. wafers Polaroid Laser products now Boston Laser Inc. Polovodice a.s. diodes, suppressors, thyristors semiconductor business acquired by ABB Polyera Corporation flexible & printed electronics Polyfet RF Devices MOSFETs PolyFuel Inc. membranes PolyIC GmbH & Co. KG printed electronics, RFIDs Polymer Vision Ltd. rollable displays, electronic paper displays (EPD) Polyus Research laser diodes Potato Semiconductor Corporation High frequency & low noise CMOS logics Potentia Semiconductor Corporation [Potentia Canada] digital video display devices acquired by Power Integration, Inc. Power Controller Business acquired by Tundra Semiconductors Power-IO solid state relays POWER-LIGHT ELECTRONIC Co. Ltd. LEDs Power Innovations telecom overvoltage protection, SCRs, TRIACs, power transistors Power Integration, Inc. AC/DC & DC/DC circuits, diodes, rectifiers Power Trends switching voltage regulators acquired by Texas Instruments Semiconductors Power X Ltd. PowerASE Technology Inc. memory packaging and tests Powerchip Semiconductor Corp. [PSC] DRAMs, wafer services DRAM business line acquired by Elpida Memory Inc. Powerex SCRs, TRIACs,MOSFETs, thyristors, power diodes Powerprecise Solutions acquired by Texas Instruments Semiconductors PowerSmart Inc. battery controllers acquired by Microchip Technology Inc. PowerTech power transistors Powertech Technology Inc. [PTI] IC packaging and testing Powervation digital energy control PowerVR Technologies digital video cores PPC Power transistors, diodes PragmatIC Printing printed logic circuits PrairieComm wireless communications Precision Monolithics Inc. [PMI] acquired by Analog Devices Prelonic Technologies OG printed electronics (displays, battery modules) Prema Semiconductor asics Primarion Corporation communications acquired by Infineon Technologies AG PrimeSense Inc. 3D image sensors and image processors Prime View International [PVI] LCDs changed name to E Ink Holdings PrimeSensor Technology CMOS image sensors PrimeStar Solar cadmium telluride (CdTe) thin film photovoltaic modules Princeton Optronics fiber optics Princeton Technology Corporation drivers, controllers, encoders, decoders Procomp Informatics Ltd. wafers Professional Computer Technology Limited [PCT] NOR-flash Profilic USB controllers, motor drivers, voice Programmable Microelectronics Corporation [PMC] EEPROMs, Flash memories Prolog Semicor Ltd. wafers PROMAX-JOHNTON CORP. rectifiers, diodes Prominent Communications communications ProMOS Technologies Inc. memories ProTek TVS diodes Provigent broadband wireless communication acquired by Broadcom Corp. ProVision Communication Technologies Limited wireless multimedia PROWTech Inc. VCSELs Proxim Corporation wireless networks PSC [Powerchip Semiconductor Corp.] DRAMs, wafer services DRAM business line acquired by Elpida Memory Inc. PSi Technologies Inc. power packageing services PST Sensors Ltd. printed silicon PTI [Pericom Technology Inc.] timing, power management and analog switches acquired by Pericom Semiconductor Corp. PTI [Powertech Technology Inc.] IC packaging and testing PTX [Pantronix Corp.] semiconductor assembly services Pulse Microwave RF & microwave semiconductors, transistors, diodes PulseCore Semiconductor, Inc. electromagnetic interference (EMI) suppression chips acquired by Alliance Semiconductor Pulse~LINK, Inc. communications Pulsus digital audio Purdy LCD & LED displays Pure Wafer wafer services PureDepth™ Inc. displays PV Crystalox Solar Plc multicrystalline silicon ingots and wafers PVI [Prime View International] LCDs changed name to E Ink Holdings PVS [Photon Vision Systems, Inc.] CMOS imagers Pyramid Semiconductor Corporation High Performance Military Processors, SRAMs, EPROMs, EEPROMs Pythagoras Solar photovoltaics Direct Link to this page: Page updated on