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Inventor
LAI KUNG-LUNG
TW
4 patents
⚠️ This page may combine multiple inventors who share the name “LAI KUNG-LUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOHNSON HEALTH TECH CO LTD
3 patents
USRE47331E
Apr 2, 2019
Stair exerciser apparatus
JOHNSON HEALTH TECH CO LTD
8 citations
81
US8974353B2
Mar 10, 2015
Stair exerciser apparatus
JOHNSON HEALTH TECH CO LTD
11 citations
81
USRE48306E
Nov 17, 2020
Stair exerciser apparatus
JOHNSON HEALTH TECH CO LTD
0 citations
49
FENSTER MRAKO A
1 patent
US8702571B2
Apr 22, 2014
Stair exerciser apparatus
FENSTER MRAKO A
20 citations
88