Inventor

CHANG JEN-KUN

TW2 patents

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

UNITED ORTHOPEDIC CORP

1 patent

US7811230B2Oct 12, 2010

Expansion mechanism for minimally invasive lumbar operation

UNITED ORTHOPEDIC CORP30 citations86

CHANG JEN-KUN

1 patent

US8083196B2Dec 27, 2011

Support mechanism for operation auxiliary tools

CHANG JEN-KUN13 citations72