DAEWOO ENGINEERING & CONSTRUCTION CO., LTD

Patent Applications and Registrations

Patent applications and USPTO patent grants for DAEWOO ENGINEERING & CONSTRUCTION CO., LTD.The latest application filed is for "flexible joint connecting device of precast body segment, precast body segment joining-type underwater tunnel construction method using same, and underwater tunnel constructed thereby".

Company Profile

3.21.7

DAEWOO ENGINEERING & CONSTRUCTION CO., LTD - Seoul KR
Daewoo Engineering & Construction Co., Ltd. - Seoul KR
DAEWOO ENGINEERING & CONSTRUCTION CO., LTD. - Jongno-gu Seoul KR
DAEWOO ENGINEERING & CONSTRUCTION CO., LTD - Jongno-gu Seoul KR
Daewoo Engineering & Construction Co., Ltd - Jung-Gu KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Flexible joint connecting device of precast body segment, precast body segment joining-type underwater tunnel construction method using same, and underwater tunnel constructed thereby Grant 11,313,099 - Jin , et al. April 26, 2	2022-04-26
Flexible Joint Connecting Device Of Precast Body Segment, Precast Body Segment Joining-type Underwater Tunnel Construction Method Using Same, And Underwater Tunnel Constructed Thereby App 20220098818 - JIN; Byeong Moo ; et al.	2022-03-31
Apparatus for molding gas hydrate pellets Grant 10,351,790 - Song , et al. July 16, 2	2019-07-16
Device and method for manufacturing natural gas hydrate Grant 10,179,884 - Song , et al. Ja	2019-01-15
Method and apparatus for improving heat transfer and reaction efficiency of gas hydrate reactor using scraper Grant 10,023,821 - Lee , et al. July 17, 2	2018-07-17
Apparatus for storing gas hydrate pellets Grant 9,839,887 - Song , et al. December 12, 2	2017-12-12
Apparatus for revaporizing gas hydrate pellets Grant 9,744,508 - Song , et al. August 29, 2	2017-08-29
Device And Method For Manufacturing Natural Gas Hydrate App 20160130517 - Song; Myung Ho ; et al.	2016-05-12
Device for revaporizing natural gas Grant 9,308,507 - Song , et al. April 12, 2	2016-04-12
Gas-liquid circulating type of hydrate reactor Grant 9,302,239 - Kim , et al. April 5, 2	2016-04-05
Device and method for manufacturing natural gas hydrate Grant 9,255,234 - Song , et al. February 9, 2	2016-02-09
Apparatus For Revaporizing Gas Hydrate Pellets App 20160016135 - Song; Myung Ho ; et al.	2016-01-21
Apparatus For Storing Gas Hydrate Pellets App 20160001241 - Song; Myung Ho ; et al.	2016-01-07
Apparatus For Molding Gas Hydrate Pellets App 20160002550 - Song; Myung Ho ; et al.	2016-01-07
Apparatus and method for continuously producing and pelletizing gas hydrates using dual cylinder Grant 8,486,340 - Lee , et al. July 16, 2	2013-07-16
Compensation method for structural deformation occurring during construction of super tall building Grant 8,180,588 - Ha , et al. May 15, 2	2012-05-15
Apparatus for biological removal of phosphorus and nitrogen using granulated methane-oxidizing bacteria Grant 7,604,733 - Kim , et al. October 20, 2	2009-10-20
Method of installing prefabricated, segment concrete filled tube members Grant 7,546,656 - Kim , et al. June 16, 2	2009-06-16
Biological method for removing phosphorus and nitrogen from water using granulated methane-oxidizing bacteria Grant 7,520,991 - Kim , et al. April 21, 2	2009-04-21
Hydraulic jack systems to be installed to the outrigger to perimeter column joints to automatically adjust differential column shortening and provide additional structural damping App 20080229684 - Joung; Dae-ki ; et al.	2008-09-25
Method and apparatus for treating sludge using micro-wave and hot air App 20060000108 - Cho; Sang-kook ; et al.	2006-01-05
Steel-concrete composite beam using asymmetric section steel beam Grant 6,807,789 - Kim , et al. October 26, 2	2004-10-26

Company Registrations

NCAGE Code	1A99F	DAEWOO ENGINEERING & CONSTRUCTION CO.,LTD
NCAGE Code	SE514	DAEWOO ENGINEERING & CONSTRUCTION CO. LTD
CAGE Code	SE514	DAEWOO ENGINEERING & CONSTRUCTION CO. LTD
CAGE Code	1A99F	DAEWOO ENGINEERING & CONSTRUCTION CO.,LTD
S.A.M. Registration	1A99F [688272772]	DAEWOO ENGINEERING & CONSTRUCTION CO.,LTD.

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