Yillmyung Yim

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Button input apparatus with display function and portable electroni...
- Patent number 7,294,794
- Issue date Nov 13, 2007
- Samsung Electronics Co., Ltd.
- Chang-kyu Choi
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Button input apparatus with display function and portable electroni...
- Publication number 20070029172
- Publication date Feb 8, 2007
- Samsung Electronics Co., Ltd.
- Chang-kyu Choi
- G06 - COMPUTING CALCULATING COUNTING