Haowen Yan

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Gansu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Commutative encryption and watermarking method based on chaotic sys...
- Patent number 12,158,928
- Issue date Dec 3, 2024
- LANZHOU JIAOTONG UNIVERSITY
- Haowen Yan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Classification method based on skeleton lines for map building shapes
- Patent number 12,118,767
- Issue date Oct 15, 2024
- LANZHOU JIAOTONG UNIVERSITY
- Haowen Yan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reversible watermarking method for oblique photography three-dimens...
- Patent number 12,073,486
- Issue date Aug 27, 2024
- LANZHOU JIAOTONG UNIVERSITY
- Haowen Yan
- G06 - COMPUTING CALCULATING COUNTING