Patents/Inventors

Sheng-an Tsai

TaipeiTW9 patents

10 Patents

US124556382025
Roller Module
Primax Electronics Ltd.
0 cites
US124445552025
Mechanical Keyboard
Primax Electronics Ltd.
0 cites
US123215372025
Mouse Device
Primax Electronics Ltd.
0 cites
US120572662024
Wheel Control Mechanism and Mouse Device with Same
PRIMAX ELECTRONICS Ltd.
0 cites
US120391142024
Mouse Device Including a Magnetic Ratchet
PRIMAX ELECTRONICS Ltd.
0 cites
US120280632024
Input Device Control Wheel
PRIMAX ELECTRONICS Ltd.
0 cites
US118107332023
Key Structure
PRIMAX ELECTRONICS Ltd.
0 cites
US117971082023
Mouse Device
PRIMAX ELECTRONICS Ltd.
0 cites
US117281092023
Key Structure
PRIMAX ELECTRONICS Ltd
0 cites
US116813792023
Mouse Device
PRIMAX ELECTRONICS Ltd.
0 cites