GROTNES METALFORMING SYST has a total of 20 patent applications. Its first patent ever was published in 1979. It filed its patents most often in United States, Germany and Canada. Its main competitors in its focus markets machine tools, materials and metallurgy and machines are HUBEI ZHONGRUI FORGING TECH CO LTD, ARKU MASCHB GMBH and HUANGSHI SANRUI PREC MANUFACTURING CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | Germany | 3 | |
#3 | Canada | 1 | |
#4 | EPO (European Patent Office) | 1 | |
#5 | France | 1 | |
#6 | United Kingdom | 1 | |
#7 | Italy | 1 | |
#8 | Japan | 1 |
# | Industry | |
---|---|---|
#1 | Machine tools | |
#2 | Materials and metallurgy | |
#3 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Fencl Vernon R | 14 |
#2 | Javorik Laszlo | 5 |
#3 | Javorik Laszlo J | 4 |
#4 | Tan Archie | 3 |
#5 | Javorik Jaszlo J | 1 |
#6 | Rasutsuro Jiei Jiyaboritsuku | 1 |
#7 | Baanon Aaru Fuensuru | 1 |
Publication | Filing date | Title |
---|---|---|
US4975556A | Butt welding machine | |
US4685323A | Method for increasing the buckling load capacity and the comprehensive and tensile properties of a column | |
US4590655A | Method for expanding a tubular member | |
EP0150265A2 | A method for improving the properties of an elongate structural member | |
US4562326A | Machine for welding automotive wheel rim blanks | |
US4472959A | Removable multi-die cartridge for shrink forming machine | |
US4722216A | Radial forging method | |
US4320327A | Automotive rim roll forming drive system | |
US4306437A | System for planishing metal pipe | |
US4316377A | Roll forging machine |