Huaqi Research Institute of Image Computing Co., Ltd.

Follow

Organization

Beijing, CN

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Method of digital watermark and the corresponding device, and digit...
- Patent number 8,175,322
- Issue date May 8, 2012
- Huaqi Research Institute of Image Computing Co., Ltd.
- Xin Tian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method of Digital Watermark and the Corresponding Device, and Digit...
- Publication number 20090022358
- Publication date Jan 22, 2009
- Huaqi Research Institute of Image Computing Co., Ltd.
- Xin Tian
- G06 - COMPUTING CALCULATING COUNTING

Trademarklast 30 trademarks