Inventor

CHENG WALLACE Y W

TW4 patents

⚠️ This page may combine multiple inventors who share the name “CHENG WALLACE Y W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LIGHTUNING TECH INC

2 patents

US7099497B2Aug 29, 2006

Capacitive fingerprint sensor

LIGHTUNING TECH INC64 citations95

US7071708B2Jul 4, 2006

Chip-type sensor against ESD and stress damages and contamination interference

LIGHTUNING TECH INC9 citations72

LIGH TUNING TECH INC

1 patent

US6900644B2May 31, 2005

Capacitive fingerprint sensor against ESD damage and contamination interference

LIGH TUNING TECH INC23 citations89

LIGH TUNING TECHNOLOGY INC

1 patent

US6759264B2Jul 6, 2004

Pressure type fingerprint sensor fabrication method

LIGH TUNING TECHNOLOGY INC44 citations86