Zhenhua Xie

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Naperville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Device and method for identifying causes of web breaks in a printin...
- Patent number 6,098,063
- Issue date Aug 1, 2000
- R.R. Donnelley & Sons
- Zhenhua Xie
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Device and method for decreasing web breaks in a printing system ba...
- Patent number 6,009,421
- Issue date Dec 28, 1999
- R.R. Donnelley & Sons Company
- Zhenhua Xie
- G06 - COMPUTING CALCULATING COUNTING