Inventor
RÖNNFELDT FRANK
DE5 patents
⚠️ This page may combine multiple inventors who share the name “RÖNNFELDT FRANK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINIMAX GMBH & CO KG
2 patentsUS10940349B2Mar 9, 2021
Protective cap for a sprinkler nozzle, use of such a protective cap, and method for assembling and/or disassembling a sprinkler nozzle on a pipeline
MINIMAX GMBH & CO KG7 citations78
US10926120B2Feb 23, 2021
Sprinkler housing for a sprinkler, sprinkler for fire extinguishing systems, and use thereof
MINIMAX GMBH & CO KG0 citations46
MINIMAX VIKING PATENT MAN GMBH
2 patentsUS12491523B2Dec 9, 2025
Spray mist nozzle for fire-fighting systems, and fire-fighting systems having same
MINIMAX VIKING PATENT MAN GMBH0 citations46
US12453982B2Oct 28, 2025
Extinguishing nozzle adapter for fitting an extinguishing nozzle to a wall, and fire-fighting system comprising said extinguishing nozzle adapter
MINIMAX VIKING PATENT MAN GMBH0 citations46