Inventor
WANG YUNG-FA
TW8 patents
⚠️ This page may combine multiple inventors who share the name “WANG YUNG-FA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOHNSON HEALTH TECH CO LTD
7 patentsUS7582043B2Sep 1, 2009
Stationary exercise apparatus
JOHNSON HEALTH TECH CO LTD27 citations91
USRE47331EApr 2, 2019
Stair exerciser apparatus
JOHNSON HEALTH TECH CO LTD8 citations81
US8974353B2Mar 10, 2015
Stair exerciser apparatus
JOHNSON HEALTH TECH CO LTD11 citations81
USD590033SApr 7, 2009
Exercise apparatus
JOHNSON HEALTH TECH CO LTD6 citations68
US12145023B2Nov 19, 2024
Motor brake device for exercise apparatus
JOHNSON HEALTH TECH CO LTD0 citations59
US11944864B2Apr 2, 2024
Motor brake device for exercise apparatus
JOHNSON HEALTH TECH CO LTD0 citations59
USRE48306ENov 17, 2020
Stair exerciser apparatus
JOHNSON HEALTH TECH CO LTD0 citations49