P

Inventor

CHAN WEI-PING

TW19 patents

Patents

19 patents
US11371676B2Jun 28, 2022

Keyboard device and backlight module thereof

PRIMAX ELECTRONICS LTD14 citations84
US10585463B1Mar 10, 2020

Luminous fan

PRIMAX ELECTRONICS LTD9 citations83
US9846492B2Dec 19, 2017

Optical switch keyboard

PRIMAX ELECTRONICS LTD7 citations83
US10900493B2Jan 26, 2021

Luminous fan

PRIMAX ELECTRONICS LTD4 citations72
US11567599B1Jan 31, 2023

Touch panel and manufacturing method thereof

PRIMAX ELECTRONICS LTD0 citations61
US12443321B1Oct 14, 2025

Touchpad module

PRIMAX ELECTRONICS LTD0 citations58
US12455410B2Oct 28, 2025

Ring-shaped light guide module and light emitting device

PRIMAX ELECTRONICS LTD0 citations55
US9837228B2Dec 5, 2017

Illuminated keyboard with optical switch

PRIMAX ELECTRONICS LTD1 citations51
US12038598B1Jul 16, 2024

Touch module

PRIMAX ELECTRONICS LTD0 citations50
US11703629B1Jul 18, 2023

Light guide structure, manufacturing method and backlight module with light guide structure

PRIMAX ELECTRONICS LTD0 citations50
US11454755B1Sep 27, 2022

Light emitting structure

PRIMAX ELECTRONICS LTD0 citations50
US12578831B1Mar 17, 2026

Touch module with different types of pressure sensing elements

PRIMAX ELECTRONICS LTD0 citations49
US12429991B2Sep 30, 2025

Touchpad

PRIMAX ELECTRONICS LTD0 citations49
US12399581B1Aug 26, 2025

Touchpad module

PRIMAX ELECTRONICS LTD0 citations48
US10885833B2Jan 5, 2021

Device for showing a projection pattern

PRIMAX ELECTRONICS LTD0 citations48
US11754769B1Sep 12, 2023

Backlight kit

PRIMAX ELECTRONICS LTD0 citations46
US11746968B1Sep 5, 2023

Miniature backlight kit

PRIMAX ELECTRONICS LTD0 citations44
US11002440B1May 11, 2021

Light source module and electronic device with same

PRIMAX ELECTRONICS LTD0 citations44
US10872543B2Dec 22, 2020

Display device

PRIMAX ELECTRONICS LTD0 citations40