ENFO GRUNDLAGEN FORSCHUNGS AG has a total of 205 patent applications. Its first patent ever was published in 1954. It filed its patents most often in Austria, Germany and France. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and machines are HOERBIGER VENTILWERKE AG, BRISLAND MICHAEL JOHN and LAWRENCE HENRY GARDNER.
# | Country | Total Patents | |
---|---|---|---|
#1 | Austria | 42 | |
#2 | Germany | 37 | |
#3 | France | 27 | |
#4 | United Kingdom | 19 | |
#5 | United States | 14 | |
#6 | Japan | 10 | |
#7 | Switzerland | 9 | |
#8 | EPO (European Patent Office) | 9 | |
#9 | Italy | 9 | |
#10 | Brazil | 4 | |
#11 | Spain | 4 | |
#12 | Netherlands | 3 | |
#13 | Yugoslavia (Serbia and Montenegro) | 3 | |
#14 | China | 2 | |
#15 | Hungary | 2 | |
#16 | Poland | 2 | |
#17 | Sweden | 2 | |
#18 | Canada | 1 | |
#19 | Czechoslovakia | 1 | |
#20 | German Democratic Republic | 1 | |
#21 | Denmark | 1 | |
#22 | Mexico | 1 | |
#23 | USSR (Union of Socialist Soviet Republics) | 1 | |
#24 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Engines, pumps and turbines | |
#3 | Machines | |
#4 | Control |
# | Technology | |
---|---|---|
#1 | Venting or aerating devices | |
#2 | Pumps | |
#3 | Unspecified technologies | |
#4 | Servomotors | |
#5 | Clutches and brakes | |
#6 | Cyclically operating valves | |
#7 | Springs | |
#8 | Rotary-pistons | |
#9 | Systems controlling non-electric variables | |
#10 | Lubricating |
# | Name | Total Patents |
---|---|---|
#1 | Bauer Friedrich | 20 |
#2 | Frisch Herbert | 13 |
#3 | Hrabal Hans | 12 |
#4 | Bauer Friedrich Dipl Ing Dr | 10 |
#5 | Frisch Herbert Ing | 10 |
#6 | Simson Dionizy | 6 |
#7 | Wimmer Josef | 6 |
#8 | Hrabal Hans Ing | 4 |
#9 | Kehler Dipl-Ing Th Karl | 4 |
#10 | Furiidoritsuhi Bauaa | 4 |
Publication | Filing date | Title |
---|---|---|
DE4016168A1 | FLOW GUARD | |
ATA121289A | SIGNAL CONVERTER | |
EP0300994A1 | Compressor valve | |
DE3809837A1 | Valve plate, especially a closure or damper plate | |
ATA128287A | Reib- bzw. sliding body, method and device for the production thereof | |
DE3644814A1 | Valve | |
ATA377485A | 5/3-way valve unit | |
ATA377685A | Measuring device for a component movable in a housing | |
ATA360785A | Cover arrangement for a directional control valve | |
ATA360585A | Piston valve | |
ATA329085A | Simple working cylinder | |
GB8517796D0 | Improvements in or relating to piston compressors | |
CN1005643B | Route valve with hydraulic actuation | |
ATA37185A | Electrical-pneumatic signal converter | |
CH665007A5 | Hydraulic cylinder with power multiplication. | |
CH666091A5 | Rotary valve with hydraulic rotary drive. | |
DE3410649A1 | Flap valve | |
ATA27484A | Magnetic valve | |
ATA385683A | Spring washer, method for producing the same and device for carrying it out | |
ATA292783A | Device for displaying pressures or pressure differences |