OUR
PATENTS

Intellectual Property Protection

Stirling Ultracold freezers and HUMM™ free-piston Stirling engines are protected by US and international patents.

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GLOBAL COOLING FREE-PISTON STIRLING ENGINE PATENTS

MODEL
SU780XLE
PATENTS

MODEL
SU780UE
PATENTS

MODEL
SU105U
PATENTS

SHUTTLE™
PATENTS

PRODUCT
RANGE

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