KwangSeon Hwang

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Patents Grantslast 30 patents

Information Patent Grant
Rotary cam ring fluid machine
- Patent number 8,784,084
- Issue date Jul 22, 2014
- RichStone Limited
- KwangSeon Hwang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll fluid machine
- Patent number 8,585,383
- Issue date Nov 19, 2013
- Richstone Limited
- BooSeok Hwang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Scroll Liquid Pump
- Publication number 20140170009
- Publication date Jun 19, 2014
- RichStone Limited
- BooSeok Hwang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Scroll fluid machine
- Publication number 20130236344
- Publication date Sep 12, 2013
- RichStone Limited (Korea)
- BooSeok Hwang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Rotary Cam Ring Fluid Machine
- Publication number 20130183171
- Publication date Jul 18, 2013
- RICHSTONE LIMITED
- KwangSeon Hwang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Scroll fluid machine
- Publication number 20110300013
- Publication date Dec 8, 2011
- RichStone Limited
- BooSeok Hwang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Scroll fluid machine
- Publication number 20110123324
- Publication date May 26, 2011
- RICHSTONE LIMITED
- BooSeok Hwang
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Scroll fluid machine
- Publication number 20110103991
- Publication date May 5, 2011
- RichStone Limited
- BooSeok Hwang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...