Assignee
Inventors
- Margaret Ip (1 patents)
- Kwok Pui Fung (2 patents)
- Ping Chung Leung (2 patents)
- Clara Bik San Lau (3 patents)
- Quan Bin Han (3 patents)
- Chung Lap Chan (1 patents)
- Chit Tsui (1 patents)
- Quande Wang (1 patents)
US Patent 11690810 · Granted Jul 4, 2023