Chunling Han

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Computing device digital certificates that include a geographic ext...
- Patent number 12,143,510
- Issue date Nov 12, 2024
- Lenovo (United States) Inc.
- Igor Stolbikov
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ENCRYPTION SYSTEM FOR VIRTUAL MEETING RECORDINGS
- Publication number 20240220638
- Publication date Jul 4, 2024
- Lenovo (United States) Inc.
- Scott Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TRANSPARENT WEB CONTENT VALIDATION TREE
- Publication number 20240111875
- Publication date Apr 4, 2024
- LENOVO (SINGAPORE) PTE. LTD.
- Igor Stolbikov
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTING DEVICE DIGITAL CERTIFICATES THAT INCLUDE A GEOGRAPHIC EXT...
- Publication number 20230318852
- Publication date Oct 5, 2023
- Lenovo (United States) Inc.
- Igor Stolbikov
- H04 - ELECTRIC COMMUNICATION TECHNIQUE