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Tingrong Ren
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Quincy, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Belt guard comprising a compressor silencer
Patent number
11,608,820
Issue date
Mar 21, 2023
QUINCY COMPRESSOR LLC
Tingrong Ren
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Dual control valve for reciprocating compressor unloader system
Patent number
10,156,233
Issue date
Dec 18, 2018
QUINCY COMPRESSOR LLC
Tingrong Ren
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Compressor bushing
Patent number
10,087,920
Issue date
Oct 2, 2018
QUINCY COMPRESSOR LLC
Tingrong Ren
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Dual control valve for reciprocating compressor unloader system
Patent number
9,835,147
Issue date
Dec 5, 2017
QUINCY COMPRESSOR LLC
Tingrong Ren
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
BELT GUARD COMPRISING A COMPRESSOR SILENCER
Publication number
20200072207
Publication date
Mar 5, 2020
QUINCY COMPRESSOR LLC
Tingrong REN
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
NOISE REDUCING SILENCER WITH SPIRAL CHAMBERS FOR A COMPRESSOR
Publication number
20200049142
Publication date
Feb 13, 2020
QUINCY COMPRESSOR LLC
Tingrong REN
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
NOISE REDUCING SILENCER WITH A SPIRALLY SHAPED TUBE FOR A COMPRESSOR
Publication number
20190376500
Publication date
Dec 12, 2019
QUINCY COMPRESSOR LLC
Tingrong REN
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
DUAL CONTROL VALVE FOR RECIPROCATING COMPRESSOR UNLOADER SYSTEM
Publication number
20180119690
Publication date
May 3, 2018
QUINCY COMPRESSOR LLC
Tingrong REN
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Compressor Bushing
Publication number
20150330381
Publication date
Nov 19, 2015
QUINCY COMPRESSOR LLC
Tingrong Ren
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
DUAL CONTROL VALVE FOR RECIPROCATING COMPRESSOR UNLOADER SYSTEM
Publication number
20140219821
Publication date
Aug 7, 2014
Tingrong Ren
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...