Ook Jae Cho

Person

Jung-ku, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Method of simultaneously preparing 1,1,1-trifluoro-2-chloropropene...
- Patent number 10,202,321
- Issue date Feb 12, 2019
- FOOSUNG CO., LTD.
- Ook Jae Cho
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for continuously producing 1,1,1,2,3-pentafluo...
- Patent number 8,952,209
- Issue date Feb 10, 2015
- Foosung Co., Ltd.
- ook jae Cho
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing perfluoroalkadiene
- Patent number 7,504,547
- Issue date Mar 17, 2009
- Foosung Co., Ltd.
- Hae-Seok Ji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dry-etching gas for semiconductor process and preparation method th...
- Patent number 7,319,174
- Issue date Jan 15, 2008
- Ulsan Chemical Co., Ltd.
- Hae Seok Ji
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of producing difluoromethane
- Patent number 6,841,705
- Issue date Jan 11, 2005
- Ulsan Chemical Co., Ltd.
- Iikubo Yuichi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Manufacturing method for perfluoroethane
- Patent number 6,162,955
- Issue date Dec 19, 2000
- Ulsan Chemical Co., Ltd.
- Doo-Chan Na
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF SIMULTANEOUSLY PREPARING 1,1,1-TRIFLUORO-2-CHLOROPROPENE...
- Publication number 20190047926
- Publication date Feb 14, 2019
- Ook Jae CHO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD AND APPARATUS FOR CONTINUOUSLY PRODUCING 1,1,1,2,3-PENTAFLUO...
- Publication number 20150110685
- Publication date Apr 23, 2015
- FOOSUNG CO., LTD.
- ook jae Cho
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND APPARATUS FOR CONTINUOUSLY PRODUCING 1,1,1,2,3-PENTAFLUO...
- Publication number 20140135538
- Publication date May 15, 2014
- FOOSUNG CO., LTD.
- ook jae Cho
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method of preparing perfluoroalkadiene
- Publication number 20080262195
- Publication date Oct 23, 2008
- Hae-Seok Ji
- C07 - ORGANIC CHEMISTRY
Information Patent Application
DRY-ETCHING GAS FOR SEMICONDUCTOR PROCESS
- Publication number 20080203353
- Publication date Aug 28, 2008
- ULSAN CHEMICAL Co., Ltd.
- Hae Seok JI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
DRY-ETCHING GAS FOR SEMICONDUCTOR PROCESS AND PREPARATION METHOD TH...
- Publication number 20070265478
- Publication date Nov 15, 2007
- ULSAN CHEMICAL Co., Ltd.
- Hae Seok JI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Reactor for producing hydrofluorocarbon compound
- Publication number 20040101448
- Publication date May 27, 2004
- ULSAN CHEMICAL Co., Ltd.
- Iikubo Yuichi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD OF PRODUCING DIFLUOROMETHANE
- Publication number 20040102659
- Publication date May 27, 2004
- ULSAN CHEMICAL Co., Ltd.
- Iikubo Yuichi
- C07 - ORGANIC CHEMISTRY

Ook Jae Cho

Person

Patents Grantslast 30 patents

Method of simultaneously preparing 1,1,1-trifluoro-2-chloropropene...

Method and apparatus for continuously producing 1,1,1,2,3-pentafluo...

Method of preparing perfluoroalkadiene

Dry-etching gas for semiconductor process and preparation method th...

Method of producing difluoromethane

Manufacturing method for perfluoroethane

Patents Applicationslast 30 patents

METHOD OF SIMULTANEOUSLY PREPARING 1,1,1-TRIFLUORO-2-CHLOROPROPENE...

METHOD AND APPARATUS FOR CONTINUOUSLY PRODUCING 1,1,1,2,3-PENTAFLUO...

METHOD AND APPARATUS FOR CONTINUOUSLY PRODUCING 1,1,1,2,3-PENTAFLUO...

Method of preparing perfluoroalkadiene

DRY-ETCHING GAS FOR SEMICONDUCTOR PROCESS

DRY-ETCHING GAS FOR SEMICONDUCTOR PROCESS AND PREPARATION METHOD TH...

Reactor for producing hydrofluorocarbon compound

METHOD OF PRODUCING DIFLUOROMETHANE