Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cryogenic pump operated with a two-stage refrigerator

Cryogenic pump operated with a two-stage refrigerator

US Patent 5000007 · Granted Mar 19, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Cryogenic pump with an essentially cup-shaped housing1996
Method and apparatus for checking the operation of a refrigerator-operated cryog1990