COPPERWELD CORP has a total of 16 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, Spain and Brazil. Its main competitors in its focus markets machine tools, materials and metallurgy and machines are BIRAGHI FAB ETS, LAWSON JOHN F and CRAWFORD THOMAS J.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 6 | |
#2 | Spain | 3 | |
#3 | Brazil | 2 | |
#4 | Mexico | 2 | |
#5 | France | 1 | |
#6 | United Kingdom | 1 | |
#7 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Machine tools | |
#2 | Materials and metallurgy | |
#3 | Machines | |
#4 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Soldering, welding and flame cutting | |
#2 | Making metal sheets | |
#3 | Metal tempering | |
#4 | Unspecified technologies | |
#5 | Punching metal | |
#6 | Gearing | |
#7 | Alloys |
# | Name | Total Patents |
---|---|---|
#1 | Fraser Malcolm J | 8 |
#2 | Malone William M | 5 |
#3 | Rhoades John P | 3 |
#4 | Westfall Lee R | 1 |
#5 | Mcdougall Wallace R | 1 |
#6 | Seastone James C | 1 |
#7 | Fraser M | 1 |
#8 | Malone William A | 1 |
#9 | Westfall L | 1 |
Publication | Filing date | Title |
---|---|---|
US5187866A | Method of making a cam shaft | |
US4799971A | Tubing for energy absorbing structures | |
US4759486A | Controlled environment chamber for use in cladding a nonaluminum core with aluminum | |
GB8512519D0 | A method of cladding a steel core rod | |
BR8500782A | Process of covering a corner with steel soul with at least one strip coating composed of other metals | |
US4819858A | Method of cladding a steel core rod with another metal | |
US4331283A | Metal cladding | |
US4227061A | Method and apparatus for cladding a metal rod with another metal |