Chung-Kyu Ryu

Follow

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Vacuum cleaner
- Patent number 11,672,392
- Issue date Jun 13, 2023
- LG Electronics Inc.
- Phil Jae Hwang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Vacuum cleaner
- Patent number 11,564,541
- Issue date Jan 31, 2023
- LG Electronics Inc.
- Jung Bae Hwang
- A46 - BRUSHWARE
Information Patent Grant
6,7-Disubstituted -5,8-quinolinedione derivatives as an antifungal...
- Patent number 6,818,653
- Issue date Nov 16, 2004
- Il Jin Copper Foil Corp.
- Chung Kyu Ryu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-chloro-3-arylamino-1,4-naphthoquinone derivatives, process for pr...
- Patent number 5,654,321
- Issue date Aug 5, 1997
- Dong Kook Pharmaceutical Co. Ltd.
- Chang-Kiu Moon
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
VACUUM CLEANER
- Publication number 20220400916
- Publication date Dec 22, 2022
- LG ELECTRONICS INC.
- Phil Jae HWANG
- A46 - BRUSHWARE
Information Patent Application
VACUUM CLEANER
- Publication number 20210212534
- Publication date Jul 15, 2021
- LG ELECTRONICS INC.
- Jung Bae HWANG
- A46 - BRUSHWARE
Information Patent Application
VACUUM CLEANER
- Publication number 20210161338
- Publication date Jun 3, 2021
- LG ELECTRONICS INC.
- Phil Jae HWANG
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Phospholipase A2 enzyme, antibodies and inhibitors thereto
- Publication number 20040001834
- Publication date Jan 1, 2004
- Dae-Kyong Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE