Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Three function heat pump system

Three function heat pump system

US Patent 4693089 · Granted Sep 15, 1987

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Ground heat-exchange system with water-filled boreholes2024
Providing domestic hot water from conventional residential split system heat pum2023
Frame for an evaporative cooler2021
Polymerizable composition based on allyl carbonate monomers, polymerized product2021
Polymerizable composition for optical material and optical material and plastic 2020
Polymerizable composition, process for producing organic glass using the composi2020
Polymerization catalyst for polythiourethanes, polymerizable liquid composition 2017
Polymerizable composition, optical article obtained therefrom and method for the2016
Integrated system for cooling a building, collecting rainwater, and cleaning a r2016
Polymerizable liquid composition and process for the production of organic glass2014
Slab edge insulating form system and methods2009
Hydronic rooftop cooling systems2008