Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Air conditioning system

Air conditioning system

US Patent 4480442 · Granted Nov 6, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Position indicating device and spatial position indicating system2025
Position indicating device and spatial position indicating system2024
Position indicating device and spatial position indicating system2023
Particle separator and solid fuel burner2014
Power converter and air conditioner using same1997
Air conditioning apparatus capable of operating in cooling mode and heating mode1995
System for controlling electronic expansion valve provided in refrigerating mach1994
System monitoring replies to continuously transmitted signal and discontinuing s1992
Duct type air conditioner and method of controlling the same1991
Device for reducing the leakage noise of a power converter1989
Wireless remote control system1989
Power source circuit for base drive circuits for a transistor inverter1988