Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Cooling tower apparatus

Cooling tower apparatus

US Patent 4418023 · Granted Nov 29, 1983

Assignee

Ecodyne

Inventors

Norman E. Dolan (2 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Portable device and method for mounting an anti-glare filter on a monitor1998

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly