EXHIBIT 22 SUBSIDIARIES OF THE COMPANY --------------------------- The following is a list of the subsidiaries of Autoclave Engineers, Inc. The Company owns, directly or indirectly, 100% of the voting securities of each subsidiary. State of Jurisdiction Name or Incorporation ---- --------------------- AE Autoclave of Canada, Ltd. Canada Autoclave Engineers, Ltd. United Kingdom Autoclave Investments, Inc. Delaware Autoclave International Sales Corporation Virgin Islands AE Acquisition Corporation Delaware Autoclave International Corporation Delaware Unit Instruments, Inc. California Unit Instruments Ireland Limited Ireland Unit Instruments Japan, Inc. Japan Unit Instruments UK Limited United Kingdom Unit Instruments, GmbH Germany