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Tallahassee, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Variable stage compressors
Patent number
11,841,173
Issue date
Dec 12, 2023
DANFOSS A/S
Tianlei Li
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Partially hollow shaft for HVAC compressor
Patent number
11,434,918
Issue date
Sep 6, 2022
DANFOSS A/S
Zili Sun
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
PARTIALLY HOLLOW SHAFT FOR HVAC COMPRESSOR
Publication number
20200400155
Publication date
Dec 24, 2020
Danfoss A/S
Zili Sun
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
VARIABLE STAGE COMPRESSORS
Publication number
20200003455
Publication date
Jan 2, 2020
Danfoss A/S
Tianlei Li
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...