CARBORUNDUM CO has a total of 3,663 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets materials and metallurgy, machine tools and machines are HERMES SCHLEIFMITTEL GMBH, ISHIZAKI KOZO and RIMAN RICHARD E.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 1,174 | |
#2 | Canada | 715 | |
#3 | United Kingdom | 541 | |
#4 | Germany | 293 | |
#5 | France | 262 | |
#6 | Japan | 78 | |
#7 | Australia | 59 | |
#8 | Sweden | 59 | |
#9 | Brazil | 54 | |
#10 | Switzerland | 53 | |
#11 | Italy | 42 | |
#12 | EPO (European Patent Office) | 38 | |
#13 | Austria | 33 | |
#14 | Norway | 30 | |
#15 | Spain | 28 | |
#16 | South Africa | 23 | |
#17 | Belgium | 22 | |
#18 | Netherlands | 19 | |
#19 | WIPO (World Intellectual Property Organization) | 19 | |
#20 | Finland | 18 | |
#21 | Mexico | 14 | |
#22 | Portugal | 9 | |
#23 | India | 8 | |
#24 | Ireland | 7 | |
#25 | Republic of Korea | 7 | |
#26 | German Democratic Republic | 6 | |
#27 | Denmark | 6 | |
#28 | Hungary | 6 | |
#29 | Israel | 6 | |
#30 | New Zealand | 6 | |
#31 | Philippines | 5 | |
#32 | Poland | 5 | |
#33 | Czechoslovakia | 4 | |
#34 | Malaysia | 4 | |
#35 | Taiwan | 4 | |
#36 | Argentina | 2 | |
#37 | China | 2 | |
#38 | USSR (Union of Socialist Soviet Republics) | 2 |
# | Industry | |
---|---|---|
#1 | Materials and metallurgy | |
#2 | Machine tools | |
#3 | Machines | |
#4 | Basic materials chemistry | |
#5 | Thermal processes | |
#6 | Chemical engineering |
# | Technology | |
---|---|---|
#1 | Building materials | |
#2 | Grinding tools | |
#3 | Unspecified technologies | |
#4 | Unspecified technologies | |
#5 | Non-metallic elements | |
#6 | Grinding or polishing devices | |
#7 | Materials for miscellaneous applications | |
#8 | Blasting | |
#9 | Details of furnaces | |
#10 | Separation |
# | Name | Total Patents |
---|---|---|
#1 | Benner Raymond C | 114 |
#2 | Tone Frank J | 80 |
#3 | Benner Raymond Calvin | 69 |
#4 | Economy James | 64 |
#5 | Taylor Kenneth M | 46 |
#6 | Melton Romie L | 46 |
#7 | Economy J | 45 |
#8 | Mordue George S | 44 |
#9 | Kirchner Henry P | 37 |
#10 | Nicholson Kenneth C | 33 |
Publication | Filing date | Title |
---|---|---|
WO9605052A1 | Ceramic substrates and magnetic data storage components | |
US5541145A | Low temperature sintering route for aluminum nitride ceramics | |
WO9520060A1 | Silicon carbide sputtering target | |
US5521129A | Sialon-bonded silicon carbide refractory | |
US5459112A | Reaction-bonded silicon carbide refractory product | |
US5626943A | Ultra-smooth ceramic substrates and magnetic data storage media prepared therefrom | |
WO9424425A1 | Mounting mat for fragile structures such as catalytic converters | |
US5436042A | Ceramic fiber-reinforced composite articles and their production | |
US5424261A | Low temperature sintering route for aluminum nitride ceramics | |
US5419975A | Inorganic ceramic paper, its method of manufacture and articles produced therefrom | |
US5395807A | Process for making silicon carbide with controlled porosity | |
WO9324964A1 | High porosity aluminum nitride separator | |
WO9325495A1 | Porous silicon carbide | |
CA2134340A1 | Thin film metallization and brazing of aluminum nitride | |
US5384188A | Intumescent sheet | |
US5298470A | Silicon carbide bodies having high toughness and fracture resistance and method of making same | |
US5311399A | High power ceramic microelectronic package | |
US5190631A | Process for forming transparent silicon carbide films | |
BR9201448A | Filter and filter element for melted metal | |
CA2065214A1 | Molten metal filter |