Attached files

file filename
10-K - FORM 10-K - KEITHLEY INSTRUMENTS INCc09595e10vk.htm
EX-32.1 - EXHIBIT 32.1 - KEITHLEY INSTRUMENTS INCc09595exv32w1.htm
EX-31.1 - EXHIBIT 31.1 - KEITHLEY INSTRUMENTS INCc09595exv31w1.htm
EX-32.2 - EXHIBIT 32.2 - KEITHLEY INSTRUMENTS INCc09595exv32w2.htm
EX-31.2 - EXHIBIT 31.2 - KEITHLEY INSTRUMENTS INCc09595exv31w2.htm
Exhibit 22.1 Subsidiaries of the registrant
WHOLLY OWNED SUBSIDIARIES
Cleveland, Ohio U.S.A.: Keithley Instruments International Corporation
CHINA: Keithley (Beijing) Measurement Instrument Co.
FRANCE: Keithley Instruments SARL
GERMANY: Keithley Instruments GmbH
GREAT BRITAIN: Keithley Instruments Ltd.
ITALY: Keithley Instruments SRL
JAPAN: Keithley Instruments KK
MALAYSIA: Keithley Instruments Sdn Bhd
NETHERLANDS: Keithley Instruments BV
SWITZERLAND: Keithley Instruments S.A.