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WELLS CO FRANK L

Overview
  • Total Patents
    53
About

WELLS CO FRANK L has a total of 53 patent applications. Its first patent ever was published in 1955. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets machine tools, machines and materials and metallurgy are SPRING MACHINERY COMPANY, MULTILASTIC LTD and INNOVATECH INTERNAT SA.

Patent filings per year

Chart showing WELLS CO FRANK Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wentzek Horst F 21
#2 Andrea Michael E 10
#3 Hamill Stuart C 8
#4 Jaworski Wayne D 8
#5 Chembakassery George M 6
#6 Wells David Scott 6
#7 Vattakattu George T 4
#8 Sturm Helmut 3
#9 Turner Lynn Craig 3
#10 Turner Herbert Ellery 3

Latest patents

Publication Filing date Title
US2002194893A1 Coil spring forming machine
US2002195756A1 Spring coil assembly and system for making the same
US6484759B1 Knot-tying mechanism
US2002017334A1 Coil spring forming and conveying assembly
WO0105535A1 Coil spring forming and conveying assembly
US5930897A Method and apparatus for tempering knotted coil springs
US5950473A Coil spring forming and conveying assembly
US6079257A Digital control for dynamometer
US5727435A Severance control for sinuous wire forming machine
US5477893A Knot-tying mechanism
US5269179A Vehicle testing apparatus
US5150600A Resilient member nesting apparatus
US5000038A Road test simulator
US4890975A Loop spring stacking machine
US4787425A Prefeed and bender assembly for bale wires
DE3142282A1 Process and device for the individual separation of springs
US4792035A Coil spring feeding apparatus or machine
US3954125A Wire link chain and wire fabric and method and apparatus therefor
US4050610A Coil spring feeding apparatus
US3875976A Innerspring manufacturing equipment