Rotel
Rotometrics
Rototrim
Rotron
Round
Roxbury
Royal
Royce
Royce Electronics Corporation
RS Components
RSD
RSF Elektronik
RSF-Elektronik
RTE Deltec
RU
Rubber Maid
Rubbermaid
Rucker & Kolls
Rudolph
Rugid Computer
Runco
Runco ViVix III
Ruska
Ruska Instruments
Russellstoll
Rutherford
Rutherford Electronics Co.
Rutland
Ruud Lighting
Ryan
Ryan Herco
Ryan Herco Flow Solutions
RYT
Ryudensha Co., LTD.
S & S
S.C. Glass Instruments
S.E.A.
S.G.T
S.S.
S.S. White
S/M
S/S
S3
S3 INC.
Sable Technologies
Sabre Ads
Sabtronics
Saed
Saehan-Enertech
SAES Getters/USA Inc.
Safe
Safronic
Saft
SAFT 1
Sage Instruments
Saginaw
Saginaw SCE
SAGINOMIYA
Sahara
Sailor
Saint Gobain
Sairem / Wavemat
Sairem ~Rib~
Saitek
Salom Electric
Salsbury
Salter Brecknell
SAM YUK
Samlex Electric
Sampo
SAMPO/NCD
Samson
Samsung
Samsung Dell
Samsung Electronics
Samsung Silver
Samtron
San Jun
San Lang Electric
San Ya
Sanborn Co.
Sandex
SanDisk
Sanford
Sangamo
Sangamo Electric
Sangamo Weston Schlumberger
Sani-Tech
Sani-tech West
Sanitary
Sanken
Sanken Electric
Sankor
Sankyo
Sanplatec
Sansui
Santa Barbara Infrared Inc.
Santa Barbara Medco
Santa Clara Plastics
Santec
