Sung Man Sohn

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Yangsan-city, KR

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Patents Grantslast 30 patents

Information Patent Grant
Warm hydro-forming device
- Patent number 7,231,793
- Issue date Jun 19, 2007
- Sungwoo Hitech Co., Ltd.
- Sung Man Sohn
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Warm hydro-forming device
- Publication number 20050186302
- Publication date Aug 25, 2005
- Sungwoo Hitech Co., Ltd.
- Sung Man Sohn
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...