Inventor

HUNG PO-YU

TW2 patents

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

KEONG CHI-WAH

1 patent

US8459152B2Jun 11, 2013

Open-end wrench and method of manufacturing the same

KEONG CHI-WAH9 citations71

MERRY ELECTRONICS SHENZHEN CO LTD

1 patent

US12418743B2Sep 16, 2025

Headphone and operation method thereof

MERRY ELECTRONICS SHENZHEN CO LTD0 citations59