Inventor
LI YUANKUN
CN11 patents
⚠️ This page may combine multiple inventors who share the name “LI YUANKUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
REMACRO TECH CO LTD
6 patentsUS11744368B2Sep 5, 2023
Mechanical extension apparatus for reclining seat having extendable chair unit
REMACRO TECH CO LTD9 citations85
US11700942B2Jul 18, 2023
Mechanically stretchable apparatus for a sofa and sofa thereof
REMACRO TECH CO LTD7 citations84
US11944199B2Apr 2, 2024
Mechanical stretching device for movable seat unit and seat unit
REMACRO TECH CO LTD5 citations73
US12161225B2Dec 10, 2024
Mechanical extension apparatus for extendable seat and extendable seat
REMACRO TECH CO LTD0 citations62
US12532965B2Jan 27, 2026
Linkage device for implementing no backrest clearance, supporting frame, seat unit, and seat
REMACRO TECH CO LTD1 citations59
US12532964B2Jan 27, 2026
Footrest extension mechanism and seat extending and retracting device
REMACRO TECH CO LTD0 citations50