A

Actel
Advanced Linear Devices
Advanced Micro Devices / AMD
Advanced Power Technologies / APT
Aerovox
Agilent Technologies
Allegro MIcrosystems
Alliance Semiconductor
Altera
AMCC / Applied Micro Circuits Corporation
American Microsystems / AMI
American Technical Ceramics
AMP Industries
Analog Devices
Apex Microtechnology
Applied Microsystems Corporation
Aptos
Ark Logic
Aromat
Atmel
AT&T Microelectronics (now Lucent Technologies)
AVX (merged with Kyocera)

B

Beckman (BI Technologies)
Benchmarq Electronics (merged with Unitrode)
BI Technologies
BKC Semiconductors (merged with Microsemi)
Bourns
BP
Brooktree (now Conexant)
Burr-Brown

C

C-Cube Microsystems
Cal-Chip
California Eastern Labs / CEL (also see NEC)
California Micro Devices
Catalyst Semiconductor
Central Semiconductor
Ceramite
Cherry Semiconductor (merged with On Semiconductor)
Chips & Technologies (merged with Intel)
Circuit Components
Cirrus Logic
Clare Micronix
Conexant
Corcom
Cornell Dublier / CDE / Sangamo
CPClare
Cypress Semiconductor
Cyrix (now owned by ViaTechnologies)
Crystal Semiconductor (merged with Cirrus Logic)

D

Dale (merged with Vishay)
Dallas Semiconductor
Data Delay Devices
Dense-Pac
Dialight
Digita lEquipment Corporatio / DEC (acquired by Compaq)
DiodesInc
DSP Communications (acquired by Intel)

E

Elantec
Electronic Concepts
Elna
Epson
Ericsson
EVOXRIFA
Exar
Exel Microelectronics

F

Fairchild Semiconductor
Fair-Rite Products
Farnell Components
Fujitsu Microelectronics

G

General Instrument / GI
General Semiconductor
Gould / AMI (merged with American Microsystems / AM)

H

Harris Semiconductor (acquired by Intersil)
Hewlett Packard (split out as Agilent Technologies)
Hitachi Semiconductor
Honeywell Solid State Electronics
Hyundai Microelectronics (now Hynix Semiconductor)

I

IBM Microelectronics
IBM Storage System
IDT
Illinois Capacitor
IMP
Infineon Technologies
Information Storage Devices / ISD (owned by Winbond)
Integrated CMOS Technology / ICT
Integrated Device Technology / IDT
Intel
International Rectifier / IR
Intersil (sold to Harris)
Information Storage Devices / ISD
Integrated Silicon SolutionInc ./ ISSI
ISSI
ITW Paktron
ITT Semiconductors (sold to Micronas)
IXYS

J-K

Johanson
JWMiller
Kemet
KOA
Kyocera

L

Lattice
Level One Communications
Lite-On (acquired by Diodes Inc)
Linear Technology
Logic Devices
LSI Logic
Lucent Technologies(see also Agere)

M

M/A-COM
Macronix
Mallory
Matra MHS (merged with Temic)
Matsushita Electric (see Panasonic)
Maxim
Maxwell
Micrel Semiconductor
Micro Linear
Micro Networks
Micro Power Systems (see Exar)
Microchip Technology
Micron Technology
Microsemi
MIPS Technologies
Mitel Semiconductor
Motorola Semiconductor Products

N

National Semiconductor
NEC
Nemco
NET Silicon
NIC Components
Nichicon
NVidia Corporation
NSC

O

Oak Technology
Oki Semiconductor
Ohmite
On Semiconductors
Optek
OPTI,Inc.
Orbit Semiconductor

P

Paktron / ITW
Panasonic
Performance Semiconductor
Pericom Semiconductor
Philips Semiconductor
Plessey Semiconductors (now Mitel Semiconductor)
PMC-Sierra
PMI / PrecisionMonolithics (merged with AMD)
Power Integrations
PowerOne
Powerex
Phoenix Contact

Q

Q-Logic
QT Optoelectronics
QualitySemiconductor
QuickLogic

R

Rambus
Ramtron
Raytheon Semiconductor
RCA
RF Monolithics
Rochester Electronics
Rockwell Semiconductor (merged with Conexant)
Rubycon

S

S3
S-MOSS ystems (merged with Epson)
Samsung Semiconductor
Sanken
Sanyo
SB
Seacor
SEEQ Technology (acquired b yLSILogic)
Seiko Instruments / SII
Seiko-Epson (see Epson)
Semicoa Semiconductors
Semtech
Spectrum Control
SGS-Thomson (now ST Microelectronics)
Sharp
Siemens Semiconductor (now Infineon Technologies)
Sierra Semiconductor (now PMC-Sierra)
Signetics(merged with Philips Semiconductors)
Silicon General (merged with Microsemi)
Siliconix (owned b yVishay)
Silicon Systems,Inc ./ SSI (bought by Texas Insturments)
SimtekCorp.
Sipex
Solid State,Inc.
Solitron Devices
Sony Semiconductor
Space Electronics
Sprague Capacitors (merged with Vishay)
Sprague Goodman
Sprague Semiconductor (merged with Allegro)
ST Microelectronics
Startech Semiconductor (merged with Exar)
Sun Microelectronics
Supertex
Synergy Semiconductor (sold to Micrel)

T

3dfx (acquired by nVIDIA)
TAG Semiconductor (merged with Temic)
Taitron Components
TDK Components
TDK Semiconductors
Technitrol
TelCom Semiconductor
Teledyne Components (merged with TelCom)
Telefunken (sold to Temic)
Temic
Texas Instruments / TI
Tokin America
Toshiba America
Trident Microsystems
TriQuint Semiconductor
TransSwitch
TRW 

U

UMC / United MIcroelectronics Corp
United Chemicon / UCC
Unitrode
UTMC / United Technologies Microelectronics

V

V3 Semiconductor
Vantis(also see AMD)
Vactec
Venkel
Vishay
Vitesse
Vitramon (merged with Vishay)
Vivid Semiconductor
VLSI Technology(acquiredbyPhilips)
Voltronics
VTC, Inc.(acquiredbyLucentTechnologies)
 

W

Waferscale Integration/WSI(acquiredbySTMicroelectronics)
Winbond ElectronicsCorp

XYZ

Xicon
Xicor
Xilinx
Yamaha
Zetex
Zilog
Zoran