BULTEN KANTHAL AB has a total of 329 patent applications. Its first patent ever was published in 1965. It filed its patents most often in Sweden, Germany and United States. Its main competitors in its focus markets mechanical elements, machines and electrical machinery and energy are WIEGAND EDWIN L, ACRA ELECTRIC CORP and BACKER EHP INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | Sweden | 83 | |
#2 | Germany | 48 | |
#3 | United States | 35 | |
#4 | United Kingdom | 34 | |
#5 | France | 32 | |
#6 | Japan | 25 | |
#7 | Italy | 10 | |
#8 | Spain | 8 | |
#9 | Finland | 8 | |
#10 | Norway | 8 | |
#11 | Denmark | 7 | |
#12 | EPO (European Patent Office) | 7 | |
#13 | Canada | 6 | |
#14 | Brazil | 4 | |
#15 | Australia | 3 | |
#16 | Switzerland | 2 | |
#17 | Netherlands | 2 | |
#18 | WIPO (World Intellectual Property Organization) | 2 | |
#19 | Austria | 1 | |
#20 | Poland | 1 | |
#21 | Portugal | 1 | |
#22 | USSR (Union of Socialist Soviet Republics) | 1 | |
#23 | Yugoslavia (Serbia and Montenegro) | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Machines | |
#3 | Electrical machinery and energy | |
#4 | Machine tools | |
#5 | Materials and metallurgy | |
#6 | Packaging and shipping | |
#7 | Surface technology and coating |
# | Technology | |
---|---|---|
#1 | Special electric heating or lighting | |
#2 | Nails | |
#3 | Unspecified technologies | |
#4 | Making metal chains | |
#5 | Unspecified technologies | |
#6 | Tools for connecting or disengaging | |
#7 | Cranes | |
#8 | Alloys | |
#9 | Coating metallic material | |
#10 | Belts or cables for driving |
# | Name | Total Patents |
---|---|---|
#1 | Lejdegard S | 11 |
#2 | Schrewelius Nils G | 10 |
#3 | Lejdegard Sixten Harald | 9 |
#4 | Svensson Stig | 8 |
#5 | Lindgren Stig | 8 |
#6 | Schrewelius N | 7 |
#7 | Lejdegard Sixten H | 7 |
#8 | Ohrn G | 7 |
#9 | Lejdegard S H | 7 |
#10 | Svensson S | 6 |
Publication | Filing date | Title |
---|---|---|
WO8402763A1 | Thermal protective shield | |
AU2417784A | Varmeskyddsplat | |
IT8323019D0 | Suspension device for resistor elements in furnace | |
DE3334744A1 | Heating device and a method for producing the same | |
ES8406709A1 | Suspension device for resistor elements in furnace | |
EP0104227A1 | Suspension device for resistor elements in furnaces | |
US4394566A | Ladle preheater | |
SE8105490L | High thermal expansion coefft. alloy | |
DE3123900A1 | METHOD FOR PRODUCING WAX MODELS | |
US4392052A | Device for carrying electrical resistance elements | |
JPS57173901A | Device for supporting electric resistance element | |
BR8101967A | Support device for substituable electric resistance | |
CH646461A5 | Thermally stressable machine component and a process for its manufacture | |
US4429019A | Heat-resistant machine component | |
SE8007678L | HEATHALL FIXED FORMAL AND WAY TO MAKE IT SAME BY METAL SPRAYING | |
EP0024269A2 | Heat recovering system | |
GB2050129A | Electrical elements | |
PT71023A | Stall floor heater for piglets - has foil element in conducting plate with guide lamp | |
DE3010220A1 | FLOWMETER | |
FI800384A | Kedja speciellt transportoerkedja |