HOESCH ESTEL WERKE AG has a total of 185 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Germany, Japan and United States. Its main competitors in its focus markets mechanical elements, civil engineering and machine tools are ESR TECHNOLOGY LTD, YUTAKA KK and HOESCH AG.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 48 | |
#2 | Japan | 16 | |
#3 | United States | 15 | |
#4 | France | 8 | |
#5 | United Kingdom | 8 | |
#6 | Brazil | 7 | |
#7 | Spain | 7 | |
#8 | Netherlands | 7 | |
#9 | Austria | 6 | |
#10 | Australia | 6 | |
#11 | Canada | 6 | |
#12 | Belgium | 5 | |
#13 | Mexico | 5 | |
#14 | USSR (Union of Socialist Soviet Republics) | 5 | |
#15 | EPO (European Patent Office) | 4 | |
#16 | Italy | 4 | |
#17 | South Africa | 4 | |
#18 | Sweden | 3 | |
#19 | Argentina | 2 | |
#20 | German Democratic Republic | 2 | |
#21 | Denmark | 2 | |
#22 | Luxembourg | 2 | |
#23 | Norway | 2 | |
#24 | Poland | 2 | |
#25 | Yugoslavia (Serbia and Montenegro) | 2 | |
#26 | Switzerland | 1 | |
#27 | Greece | 1 | |
#28 | Israel | 1 | |
#29 | India | 1 | |
#30 | Republic of Korea | 1 | |
#31 | New Zealand | 1 | |
#32 | Portugal | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Civil engineering | |
#3 | Machine tools | |
#4 | Measurement | |
#5 | Materials and metallurgy |
# | Technology | |
---|---|---|
#1 | Springs | |
#2 | Analysing materials | |
#3 | Metal wire processing | |
#4 | Machines for making railways | |
#5 | Iron and steel production | |
#6 | Earth drilling | |
#7 | Grinding or polishing devices | |
#8 | Shafts | |
#9 | Shafts | |
#10 | Pipes |
# | Name | Total Patents |
---|---|---|
#1 | Kirchhoff Ernst | 8 |
#2 | Steinfeld Horst E | 7 |
#3 | Striepeke Wilhelm | 6 |
#4 | Dahlhaus Peter | 6 |
#5 | Knaepper Klaus | 5 |
#6 | Muckenheim Fritz | 5 |
#7 | Arendt Hans F | 5 |
#8 | Striepeke W | 5 |
#9 | Engel Arno | 4 |
#10 | Zielonka Guenter | 4 |
Publication | Filing date | Title |
---|---|---|
DK531683D0 | Insert socket connection with an elastic sealing ring for stalros | |
US4507021A | Profile element for mining applications | |
CA1200132A | Landing mat or the like | |
DE3218155A1 | Locking element | |
CA1196692A | Controlled grinding of rollers for elimination of cracks | |
GB2102859A | Expendable closure plug | |
DE3142073A1 | WELDED PIPE CONNECTION AND METHOD FOR PRODUCING A PIPE CONNECTION | |
DE3138659A1 | Test method for detecting defects in welds | |
JPS5781501A | Molded tie | |
DE3129391C1 | Process for the production of castings with cast steel tubes | |
US4368932A | Sheet-metal ring mount for anti-friction bearing | |
DE3115827A1 | DEVICE FOR CROSSING AND STRAPPING BOARD- OR BEAM-LIKE REINFORCEMENT UNDER PACKAGING PIECES | |
DE3114759A1 | Vineyard stake | |
EP0042029A1 | Conveyor roll for an annealing furnace | |
DE3048007A1 | AMBIENT AIR HEAT EXCHANGER | |
DE3047464A1 | STORAGE FOR RAILWAY BOGIES | |
DE3047088A1 | Metal strip coating removal - before welding by acid, alkaline solution, rotary brushes and drying | |
DE3042797A1 | SLEEVELESS CLOSED METAL STRAP WITH LOCKING LOCK | |
DE3042796A1 | Piece-goods spin dryer - has winding sleeve in drum to allow fabric to unwind for spin drying | |
DE3042198A1 | Washing machine drum - has controlled water feeds and drum speeds to ensure saturation with reduced water consumption |