KUHLMAN ELECTRIC COMPANY has a total of 18 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, machines and thermal processes are A T T ADVANCED TRANSFORMER TEC, THORDARSON ELECTRIC MFG COMPAN and JYOTI LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 13 | |
#2 | Canada | 4 | |
#3 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Machines | |
#3 | Thermal processes | |
#4 | Materials and metallurgy | |
#5 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Magnets and transformers | |
#2 | Unspecified technologies | |
#3 | Electric switches | |
#4 | Details of furnaces | |
#5 | Furnaces | |
#6 | Cables and insulators | |
#7 | Metal tempering | |
#8 | Unspecified technologies | |
#9 | Special electric heating or lighting | |
#10 | Nails |
# | Name | Total Patents |
---|---|---|
#1 | Kollinger Henry F | 4 |
#2 | Gakle Wendolyn F | 3 |
#3 | Warner William O | 3 |
#4 | Pittman Leon V | 2 |
#5 | Dulude Donald O | 2 |
#6 | Smelko Joseph A | 2 |
#7 | Greenwalt Harlan E | 1 |
#8 | Corey Donald H | 1 |
#9 | Waite Clayland M | 1 |
#10 | Lefler Clifford C | 1 |
Publication | Filing date | Title |
---|---|---|
US3054850A | Electrical bushing construction | |
US3252118A | Electromagnetic induction apparatus | |
US2921996A | Self-aligning rotary electrical switch | |
US2918541A | Rotary electrical switch | |
US2927809A | Clamping means for electrical bushings | |
US2934593A | High voltage bushing | |
US2878855A | Mandrel for forming laminated transformer core | |
GB590650A | Improvements in or relating to electric furnaces | |
US2151439A | Furnace and control therefor | |
US2180513A | Apparatus for relieving stresses in welds | |
US2147070A | Variable rock furnace working | |
US1961608A | Protective device for electrical apparatus | |
US1965898A | Cover clamp | |
US1933140A | Transformer and method of making same | |
CA643566A | Core winding apparatus | |
CA620179A | Magnetic core and method of making same | |
CA603136A | Clamping means for electrical bushings | |
CA601466A | High voltage bushing |