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Gimhae, KR

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Patents Grantslast 30 patents

Information Patent Grant
Partially carbonitriding heat treated stainless steel ferrule and m...
- Patent number 9,695,498
- Issue date Jul 4, 2017
- DK-LOK CORPORATION
- Eun Sik Noh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Partially carbonitriding heat treated stainless steel ferrule and m...
- Patent number 9,631,747
- Issue date Apr 25, 2017
- DK-LOK CORPORATION
- Eun Sik Noh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Partial heat treatment method in salt bath at low temperature
- Patent number 9,534,284
- Issue date Jan 3, 2017
- DK-LOK CORPORATION
- Eun Sik Noh
- C21 - METALLURGY OF IRON

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Patents Applicationslast 30 patents

Information Patent Application
PARTIAL HEAT TREATMENT METHOD IN SALT BATH AT LOW TEMPERATURE
- Publication number 20150176113
- Publication date Jun 25, 2015
- DK-LOK CORPORATION
- Eun Sik Noh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PARTIALLY CARBONITRIDING HEAT TREATED STAINLESS STEEL FERRULE AND M...
- Publication number 20150107723
- Publication date Apr 23, 2015
- DK-LOK CORPORATION
- Eun Sik Noh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PARTIALLY CARBONITRIDING HEAT TREATED STAINLESS STEEL FERRULE AND M...
- Publication number 20150107720
- Publication date Apr 23, 2015
- DK-LOK CORPORATION
- Eun Sik Noh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PARTIAL HEAT-TREATMENT METHOD USING DOUBLE METAL LAYER
- Publication number 20150107719
- Publication date Apr 23, 2015
- DK-LOK CORPORATION
- Sam Rae Jung
- C21 - METALLURGY OF IRON

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Trademarklast 30 trademarks

Information Trademark
79286068 - DK-LOK
- Serial number 79286068
- Registration number 6197741
- Filing date Mar 6, 2020
- DK-LOK Corporation
- 6 - Common metals and their alloys