Il Yeul Lee

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Power supply device for remote controller
- Patent number D457858
- Issue date May 28, 2002
- Shinwoo Tech Co., Ltd.
- Il Yeul Lee
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Ratchet gear
- Patent number D451526
- Issue date Dec 4, 2001
- Shinwoo Tech Co., Ltd.
- Il Yeul Lee
- D15 - Machines not elsewhere specified