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WAHL BROTHERS

Overview
  • Total Patents
    56
About

WAHL BROTHERS has a total of 56 patent applications. Its first patent ever was published in 1940. It filed its patents most often in United States, Canada and France. Its main competitors in its focus markets machines, consumer goods and machine tools are CUE FASTENER INC, KARL F NAEGELE FEINMASCHB DR and HANSEN HARRY.

Patent filings in countries

World map showing WAHL BROTHERSs patent filings in countries

Patent filings per year

Chart showing WAHL BROTHERSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wahl Nicholas A 14
#2 Arthur Steingruebner 5
#3 Wahl Nicholas 3
#4 Steingruebner Arthur 3
#5 Herbert Grosschopf 3
#6 Grosschopf Herbert 2
#7 Heinrich Klein 2
#8 Wahl Nicholas Anthony 2
#9 Arthur Steingrubner 2
#10 Nicholas Wahl 2

Latest patents

Publication Filing date Title
OA3374A Method of manufacturing slider closures
US3244129A Attaching apparatus for slide fastener elements
US3220055A Apparatus for making interlocking zipper elements
US3149389A Zipper
US3158118A Attaching method for slide fastener elements
US3103728A Technique for assembling slide fasteners
FR1171427A Device for winding threads, in particular for manufacturing slide fasteners
ES233027A1 Improvements in winding machines (Machine-translation by Google Translate, not legally binding)
DE1157766B Device for the production of pairs of interlocking, made of thermoplastic threads, screw-shaped coupling element rows for zippers
US2931162A Winding machinery
DE1077861B Method and device for the production of zipper parts
FR1125469A Method and apparatus for manufacturing helical closure members for slide fasteners
FR1125468A Closure with separable elements and method of manufacturing this closure
US2909025A Apparatus for backing slide fastener elements
US2907066A Method and apparatus for making separable fasteners
DE975417C Closure strips for separable zippers
FR1053934A Improvements to zippers
GB688812A Improvements in or relating to slide fastener structures
US2586891A Separable fastener assembly
US2564742A Slide fastener structure