Yoon-Jong Cha

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Synthetic leather for steering wheel cover having improved durabili...
- Patent number 11,628,647
- Issue date Apr 18, 2023
- Hyundai Motor Company
- Hyun Dae Cho
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Synthetic leather for steering wheel cover having improved durabili...
- Patent number 10,744,740
- Issue date Aug 18, 2020
- Hyundai Motor Company
- Hyun Dae Cho
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Flame retardant polyurethane artificial leather and method for manu...
- Patent number 10,640,646
- Issue date May 5, 2020
- Hyundai Motor Company
- Hye-Na Hwang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
SYNTHETIC LEATHER FOR STEERING WHEEL COVER HAVING IMPROVED DURABILI...
- Publication number 20200361177
- Publication date Nov 19, 2020
- Hyundai Motor Company
- Hyun Dae Cho
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
FLAME RETARDANT POLYURETHANE ARTIFICIAL LEATHER AND METHOD FOR MANU...
- Publication number 20180237637
- Publication date Aug 23, 2018
- Hyundai Motor Company
- Hye-Na Hwang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SYNTHETIC LEATHER FOR STEERING WHEEL COVER HAVING IMPROVED DURABILI...
- Publication number 20160129665
- Publication date May 12, 2016
- Hyundai Motor Company
- Hyun Dae Cho
- B32 - LAYERED PRODUCTS
Information Patent Application
Solvent-less polyurethane foam with micro pores and method of fabri...
- Publication number 20070129456
- Publication date Jun 7, 2007
- Baiksan Co., Ltd.
- Yoon-Jong Cha
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...