Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Well pump

Well pump

US Patent 4551075 · Granted Nov 5, 1985

Assignee

No assignee recorded.

Inventors

Carlos R. Canalizo (9 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for producing a well1985

Well pumping apparatus and method1985

Differential gas lift valve1984

Gas control system1984

Well production apparatus and method1984

Dewatering apparatus1984

Downhole double acting pump1983

Seal1981

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly