JK

Jan R. Kostorz

F& Friedrich Grohe Armaturenfabrik Gmbh &: 7 patents #5 of 40Top 15%
FA Friedrich Grohe Ag: 2 patents #23 of 55Top 45%
📍 Menden, DE: #7 of 153 inventorsTop 5%
Overall (All Time): #591,913 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5230465 Control knob for a thermostatically regulated valve Christian Frankholz 1993-07-27
5205483 Vandal-proof thermostatic mixing valve 1993-04-27
4989278 Wall-mount faucet with accessory-holding bracket 1991-02-05
4989633 Adjustable-length wall-mount faucet Jurgen Humpert, Bruno Heimann 1991-02-05
4846207 Connecting fitting for a mixing valve and process for connecting the valve Jurgen Humpert 1989-07-11
4767052 Thermostatically self-regulating mixing valve Dieter Kahle 1988-08-30
4698858 Single hole mixing faucet 1987-10-13
4552176 Valve slide plate William Peter Herring 1985-11-12
4535814 Lever head for single-lever mixing valves Manfred Pawelzik, William Peter Herring 1985-08-20