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VER DRAHTWERKE AG

Overview
  • Total Patents
    76
About

VER DRAHTWERKE AG has a total of 76 patent applications. Its first patent ever was published in 1964. It filed its patents most often in Switzerland, United States and EPO (European Patent Office). Its main competitors in its focus markets machines, mechanical elements and machine tools are ZOU DEJUN, SALTER LARRY and DMM ENGINEERING LTD.

Patent filings per year

Chart showing VER DRAHTWERKE AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schwaller Edwin 15
#2 Hofer Beat 9
#3 Zuercher Walter 6
#4 Regensburger Werner 6
#5 Buzzi Carlo A 5
#6 Brunner Paul 5
#7 Bally Diego 4
#8 Iseli H 4
#9 Rogger Alphons 3
#10 Wyss Edgar 3

Latest patents

Publication Filing date Title
US5384693A Tail light for a bicycle
EP0528347A1 Wheel-hub dynamo
CH682780A5 Electric coil for dynamo, e.g. for bicycle - has laminated layers of carrier film and conductive tracks forming coil windings
EP0485818A1 Headlight
US5232322A Fastener
EP0460585A2 Bicycle lighting equipment with dynamo
CH678649A5 Fixture for attaching object to wall - consists of head and shank which has pin shaped barns on
WO8703656A1 Expanding plastic plug
CH671613A5 Fixing nut cooperating with C-profile ram - has central bore for clamping screw spring element behind nut
CH670125A5 Two-dia. screw with two threaded portions - has larger thread on sleeve turning but not sliding on shank
CH670136A5 Wall plug fixing insert - has split metal expanding tube and plastics connector for split sections
CH669019A5 Link chain for wrist-watch strap - has links of cylindrical profile with mating end surfaces forming segments of cylinder
CH662971A5 Method for producing a composite body containing at least two components.
CH661884A5 Method for the production of a shaped body from solid elements and/or powder
CH654564A5 Process for making a shaped object from nitride of elements selected from groups III, IV, V or VI of the Periodic Table, in particular from silicon nitride
CH659010A5 Process for producing a surface layer for decorative objects or jewellery base objects of sintered material
CH650532A5 Method for forming a hard coating in the component from elements of the fourth, fifth or six sub-groups of the periodic system or its alloys.
CH650956A5 Process for producing a composite metal body
US3694288A Method for the fabrication of nail plates and apparatus for the performance of the aforesaid method
US3759419A Apparatus for separating and individually dispensing small elongate parts