Inventor
BIRMELIN DAVID
DE21 patents
Patents
21 patentsUSD851208SJun 11, 2019
Faucet stream straightener
NEOPERL GMBH25 citations93
USD844104SMar 26, 2019
Faucet stream straightener
NEOPERL GMBH24 citations93
USD728738SMay 5, 2015
Stream straightener for faucet
NEOPERL GMBH22 citations92
USD965101SSep 27, 2022
Faucet stream straightener
NEOPERL GMBH8 citations85
USD833583SNov 13, 2018
Faucet stream straightener
NEOPERL GMBH14 citations83
USD788881SJun 6, 2017
Faucet stream straightener
NEOPERL GMBH15 citations83
USD1069982SApr 8, 2025
Faucet stream straightener
NEOPERL GMBH2 citations74
US9657467B2May 23, 2017
Sanitary insert unit
NEOPERL GMBH3 citations73
USD967332SOct 18, 2022
Faucet stream straightener
NEOPERL GMBH2 citations72
US10851529B2Dec 1, 2020
Sanitary outlet device
NEOPERL GMBH2 citations72
US10697161B2Jun 30, 2020
Aerated jet regulator having a flow rectifier in the form of a network structure
NEOPERL GMBH4 citations72
US10640957B2May 5, 2020
Jet regulator
NEOPERL GMBH3 citations72
USD921154SJun 1, 2021
Aerator for taps
NEOPERL GMBH3 citations71
USD1055214SDec 24, 2024
Faucet stream straightener
NEOPERL GMBH1 citations62
USD1029991SJun 4, 2024
Faucet stream straightener
NEOPERL GMBH0 citations62
US11794315B2Oct 24, 2023
Key and corresponding method of use
NEOPERL GMBH1 citations62
US11530532B2Dec 20, 2022
Sanitary outlet device and sanitary fitting
NEOPERL GMBH1 citations62
USD1114175SFeb 17, 2026
Adapter for faucet aerator
NEOPERL GMBH0 citations60
USD1030953SJun 11, 2024
Aerator for taps
NEOPERL GMBH0 citations60
US12203254B2Jan 21, 2025
Method for removing a jet regulator from a fixture outlet, jet regulator, use of a jet regulator receiving area, and set consisting of a jet regulator and a tool
NEOPERL GMBH0 citations50
US12383922B2Aug 12, 2025
Water outlet
NEOPERL GMBH0 citations49