Chen Liu

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Reflective type media sensing methodology
- Patent number 6,386,676
- Issue date May 14, 2002
- Hewlett-Packard Company
- Changguo Mike Yang
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for indicating accuracy of media advancement
- Patent number 6,357,850
- Issue date Mar 19, 2002
- Hewlett-Packard Company
- Chen Liu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS