HS

Herbert Schriefer

TW The Gleason Works: 4 patents #14 of 120Top 15%
HG Hurth Maschinen Und Werkzeuge Gmbh: 1 patents #5 of 8Top 65%
Overall (All Time): #1,045,907 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6190241 Method and an internally toothed tool for the precision machining of gear-wheels, and a method and dressing wheel for dressing the tool 2001-02-20
5957762 Internally toothed tool for the precision machining of gear wheels 1999-09-28
5651721 Method for the precision working of gears with an internally toothed tool, which for dressing remains in the precision working machine 1997-07-29
5645467 Method for the precision machining of gear-wheels 1997-07-08
5395189 Method for the precision working of crowned and/or conical tooth systems 1995-03-07