Inventor

KUO LUN-HUNG

TW4 patents

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

DE POAN PNEUMATIC CORP

2 patents

US7686198B2Mar 30, 2010

Nail gun bushing and cylinder valve arrangement

DE POAN PNEUMATIC CORP3 citations59

USD567616SApr 29, 2008

Nail gun body

DE POAN PNEUMATIC CORP2 citations55

CHICONY ELECTRONICS CO LTD

2 patents

US11217403B2Jan 4, 2022

Doorbell device

CHICONY ELECTRONICS CO LTD0 citations47

US12444553B2Oct 14, 2025

Electronic device and button module thereof

CHICONY ELECTRONICS CO LTD0 citations44