8 Utility Patents
#1,078 in Chicago, IL
#9,666 in Illinois
#254,388 in US
#520,941 in the World
Forward Citations = 77
Company Filing History:

Liquid Air Corporation
American Air Liquide, Chicago Research Center
4. 1 out of 73
Air Liquide America, L.p.
where one patent can have more than one assignee
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