Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Solar heat collector

Solar heat collector

US Patent 4309983 · Granted Jan 12, 1982

Assignee

No assignee recorded.

Inventors

Robert Brill (7 patents)

View full patent text on Google Patents →

More Patents by These Inventors

User interface for machine learning model generation2025

Domed multilayer cushioning article2016

Radial compression system for rolls of material and associated method2012

Rain cap for an engine exhaust stack or pipe1988

Aerodynamically operated rain cap1987

Muffler and exhaust extractor1983

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly