Runen- Technologie
Rubycon
Rochester Electronics
Riedon
Ricoh Electronic
RICHTEK
Renesas Electronics Corporation
Renesas Elektronica
Framboos pi
Raltron
Radiovliegtuigen
RadioControlli
Radiall USA, Inc.
Rohm halfgeleider
RMCIP
RICOH/Nisshinbo-microapparaten
RFX-groep
RFMi
RFMD
RESI
RECOM-vermogen
RCD-componenten