CZ

Chuanhai Zhang

AM Amazon: 1 patents #10,608 of 19,158Top 60%
Overall (All Time): #912,261 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12417468 User engagement modeling for engagement optimization Hansu Gu, Chunlei Zhang, Feng Zhu, Tian Chen, Siwei Jia 2025-09-16
12376908 Traction device for curved balloon catheter and traction method Subbakrishna Shankar, Fanqi Li 2025-08-05
D1078409 Wine glass holder 2025-06-10
D1011106 Dessert table 2024-01-16
11678871 Balloon pulling device and manufacturing method therefor Zhichao Zhang 2023-06-20