Radial Magnet
Radiall
Radiocontrolli
Radiocrafts
Radisys
RAF Electronic Hardware
RAFI
RainSun(霖昱微)
RAIO Technology
Rakon(锐康)
RALEC
RALTRON(美国纬创电子)
RAMAXEL
Ramtron
Raspberry Pi(树莓派)
Raychem
Raydium Semi
Rayex Electronics
RAYOVAC
Raytheon
RayVio
RCA
RCD COMPONENTS INC.
RCD(达标电子)
RDA Micro Electronics
RDC Semiconductor
RDI USA
Reactor-Micro(亚成微)
Realtek
REASUNOS
RECOM
Rectron
Red Dot
Red Lion
Redington Counters Inc
Redpine Signals Inc
Regal Beloit Corporation
RELPOL
Renata Batteries
Renco Electronics Inc
Renergy(锐能微)
Renesas
Rennsteig Tools Inc
Rep-avago(瑞普安华高)
ResistorToday(开步电子)
RF Digital
RF Solutions
RF Star
RF360
RFaxis
RFE International Inc
RFIC(朗弗)
RFMD
RFsister
Richco
RICHPOWER
Richtek
Richwave
RICKY
RICOH
Riedon
Rigado
Rittal
RIVER ELETEC
RK Rose+Krieger
ROAL Electronics
Rochester Electronics
Rockchio
Rockchip
Rockwell Collins
ROCPU Switches(台普)
RODAN
ROFS(诺思)
Rohde & Schwarz(R&S)
ROHM Semiconductor
RONES(罗恩斯)
RONGHE(融和)
ROQANG(容强)
Rosenberger
Roth Elecronik GmbH
Rotronic
RPM Systems
RRC power solutions
RS Components Ltd
Rubycon
RUILON
Ruimeng
Runjet(瑞纳捷)
RushUp
RYCHIP
RZC(瑞之辰)