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Norman F. Spear
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Edina, MN, US
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last 30 patents
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Patent Grant
Method of starting and running an internal combustion engine connec...
Patent number
5,331,821
Issue date
Jul 26, 1994
Thermo King Corporation
Jay L. Hanson
B60 - VEHICLES IN GENERAL
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Patent Grant
Method of operating a transport refrigeration system
Patent number
5,161,384
Issue date
Nov 10, 1992
Thermo King Corporation
Jay L. Hanson
B60 - VEHICLES IN GENERAL