RG

Ralph A. Graf

GA Graf + Cie Ag: 27 patents #1 of 19Top 6%
📍 Freienbach, CH: #1 of 12 inventorsTop 9%
Overall (All Time): #119,763 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
7743470 Method and device for manufacturing sawtooth card clothing and all-steel card clothing as well as sawtooth wire 2010-06-29
6920671 Sawtooth wire 2005-07-26
6863591 Device and methods for dressing card clothing 2005-03-08
6564430 Apparatus for processing textile fibers 2003-05-20
6557215 Device and method for cleaning all-steel sawtooth arrangements of a swift 2003-05-06
6544402 Method and apparatus for manufacturing a wire 2003-04-08
6523226 Sawtooth wire 2003-02-25
6494973 Method for producing fine wire 2002-12-17
6425814 Device for processing a card clothing 2002-07-30
6416707 Method and apparatus for producing fine wire 2002-07-09
6353974 Circular comb arrangement 2002-03-12
6289588 Process for manufacturing a device for treating textile fibers 2001-09-18
6269522 Method of operating a card and a card flat for carrying out the method Stefan Geisser 2001-08-07
6195843 Process and apparatus for manufacturing a saw-toothed wire 2001-03-06
6170124 Card clothing for flats of a card 2001-01-09
6070302 Card clothing for cards and/or carding machines 2000-06-06
5894637 Top comb for a comber 1999-04-20
5797788 Grinding a mounted card clothing Stefan Geisser 1998-08-25
5701637 Sawtooth wire for all-steel clothing 1997-12-30
5657512 Circular comb for a fiber combing machine 1997-08-19
5467505 Card clothing for a carding machine 1995-11-21
5452627 Making a composite profiled wire Hank O. Heuvel 1995-09-26
5065511 Method of mounting saw-tooth wires onto a roller for textile machines 1991-11-19
4972552 Card flat segment having a dirt separator for carding machines 1990-11-27
4937919 Saw tooth all-steel card clothing 1990-07-03