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Yoo Soo Ahn
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Kyonggi-Do, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Spring structure having contact-preventing and rigidity-reinforcing...
Patent number
8,109,490
Issue date
Feb 7, 2012
Ace Bed Co., Ltd.
Yoo Soo Ahn
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Bed mattress using permeable reinforcing member and foaming materia...
Patent number
7,841,032
Issue date
Nov 30, 2010
Ace Bed Co., Ltd.
Yoo Soo Ahn
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Bed mattress using permeable reinforcing member and foaming materia...
Patent number
7,721,367
Issue date
May 25, 2010
Yoo Soo Ahn
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Spring structure for bed mattress
Patent number
7,677,541
Issue date
Mar 16, 2010
Ace Bed Co., Ltd.
Yoo Soo Ahn
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Patents Applications
last 30 patents
Information
Patent Application
BED MATTRESS USING PERMEABLE REINFORCING MEMBER AND FOAMING MATERIA...
Publication number
20100223733
Publication date
Sep 9, 2010
Ace Bed Co., Ltd.
Yoo Soo Ahn
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Spring structure having contact-preventing and rigidity-reinforcing...
Publication number
20070235915
Publication date
Oct 11, 2007
Ace Bed Co., Ltd.
Yoo Soo Ahn
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Spring structure for bed mattress
Publication number
20070216076
Publication date
Sep 20, 2007
Ace Bed Co., Ltd.
Yoo Soo Ahn
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Bed mattress using permeable reinforcing member and foaming materia...
Publication number
20070044244
Publication date
Mar 1, 2007
Ace Bed Co., Ltd.
Yoo Soo Ahn
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL