P

Inventor

PEI YUN ZHANG

CN4 patents
⚠️ This page may combine multiple inventors who share the name “PEI YUN ZHANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

3 patents
US7421081B2Sep 2, 2008

Method and apparatus for generating hierarchical keys of digital assets

IBM9 citations82
US7373653B2May 13, 2008

Channel merging method for VOD system

IBM2 citations61
US7673318B2Mar 2, 2010

Channel merging method for VOD system

IBM0 citations50

GAO ZHI GUO

1 patent
US8204032B2Jun 19, 2012

Information polling method, apparatus and system

GAO ZHI GUO11 citations82