Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Non-welding type concrete-filled steel tube column using straight bolt connection slot and wave-shaped punching steel plate and method of constructing the same

Non-welding type concrete-filled steel tube column using straight bolt connection slot and wave-shaped punching steel plate and method of constructing the same

US Patent 9856647 · Granted Jan 2, 2018

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Safety inspection system for occupant evacuation elevator, and method thereof2023
Safety inspection system for occupant evacuation elevator, and method thereof2023
System for supporting evacuation strategy using occupant evacuation elevator, an2023
System for supporting evacuation strategy using occupant evacuation elevator, an2023
Hollow composite beam using dual-web and construction method thereof2022
Hollow composite beam using dual-web and construction method thereof2022
Lighting unit and rail type lighting device comprising same2022
Lighting apparatus2021
Lighting apparatus2020
Self-pouring mold system and method of fire-proofing, repairing, and reinforcing2020
Self-pouring mold system and method of fire-proofing, repairing, and reinforcing2020
Lighting apparatus2019