Learn more

ROKAL GMBH

Overview
  • Total Patents
    99
About

ROKAL GMBH has a total of 99 patent applications. Its first patent ever was published in 1954. It filed its patents most often in Germany, France and Austria. Its main competitors in its focus markets mechanical elements, machines and civil engineering are KUCHING INT LTD, KOEHLER GUSTAVE J and CATTANEO PIERO.

Patent filings in countries

World map showing ROKAL GMBHs patent filings in countries

Patent filings per year

Chart showing ROKAL GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Classen Hans-Heinrich 16
#2 Acker Josef 12
#3 Hans-Heinrich Classen 10
#4 Schmitz Heinz 4
#5 Josef Acker 3
#6 Gothe Otto 3
#7 Paul Schonfeld 2
#8 Fritz Muellers 2
#9 Classen H 2
#10 Groth Guenther 1

Latest patents

Publication Filing date Title
DE1951618A1 Mixer tap for hot and cold water
DE1945365A1 Mixing valve
DE1937278A1 Light beam controlled sanitary fitting or the like.
DE1650520B1 Mixing valve with one-way operation, especially for use with pressureless hot water heaters
DE1300390B Sanitary fitting, especially mixer tap, with water-bearing parts without a machined surface and with a jacket
DE1679744B1 Mixing valve arrangement for a thermostatically controlled water heater
DE1658248B1 Liquid outlet with shut-off valve, especially for wash basins
ES320194A1 Improvements in the mixing valves, particularly for service with a single key. (Machine-translation by Google Translate, not legally binding)
ES318589A1 Improvements introduced in admission valves for water deposits, especially for retreat tanks. (Machine-translation by Google Translate, not legally binding)
DE1278365B Sink, bathtub or the like with a water outlet arranged in a chamber
GB1100372A Aerating device
DE1231076B Mixing valve, especially with one-way operation
DE1455855A1 Trim
GB967429A Multi-part vehicle for toy and model railways
GB986948A A speed controller for toys, particularly for miniature railways
ES290622A1 Improvements in the valves for cold water or mixing of one and another, handled by a single handle (Machine-translation by Google Translate, not legally binding)
ES289917A1 Improvements in the valves for hot and cold water, or mixing of one and another, manejada by a single handle (Machine-translation by Google Translate, not legally binding)
DE1217675B Ashtrays, especially for the dashboard of a motor vehicle
US3220436A Mixing valve with flexible sleeve control
DE1162148B Mixing valve with one-way operation