All Pomona Electronics 42 Murata Electronics 32 Fluke 22 Tektronix 10 Keithley Instruments, Inc. 7 Rosenberger 6 B&K Precision 5 Omron Automation and Safety 5 Crouzet 3 3M Electronic Specialty 3 Mill-Max 2 Bourns 2 Schaffner 2 AMPROBE 1 Simpson Electric Company 1 Murata Power Solutions 1 Shin Chin 1 National Instruments 1 Jonard Industries 1