Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Duct and method for air-conditioning

Duct and method for air-conditioning

US Patent 5649860 · Granted Jul 22, 1997

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process for producing linear alkylbenzenes1996
Process for the preparation of linear alkylbenzenes1995