FW

Friedrich Wolff

WG Wolfcraft Gmbh: 7 patents #8 of 26Top 35%
OA O & K Orenstein And Koppel Ag: 2 patents #11 of 95Top 15%
WH Werkzeug-Gesellschaft Mit Beschrankter Haftung: 2 patents #2 of 6Top 35%
3M: 1 patents #7,233 of 11,543Top 65%
HA Hoesch Werke Ag: 1 patents #25 of 67Top 40%
SK Supfina Maschinenfabrik Hentzen Gmbh & Co. Kg: 1 patents #2 of 12Top 20%
Overall (All Time): #145,990 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
10696831 Polyolefin composition comprising hollow glass microspheres Klaus Hintzer, Bernd Gangnus, Stefan Friedrich, Marcel Doering 2020-06-30
6749189 Workbench Zbigniew Noniewicz 2004-06-15
D485481 Ratchet clamp 2004-01-20
D470029 Ratchet clamp 2003-02-11
D467152 Screw clamp 2002-12-17
D461698 Clamp handle 2002-08-20
D448948 Height-adjustable work table 2001-10-09
6290048 Wheel hub with integral planetary gear mechanism and multidisk brake Dietmar Kohlmeier, Andreas Meise 2001-09-18
D423859 Medical therapy cushion 2000-05-02
D421868 Medical therapy cushion 2000-03-28
5791210 Spring-tensioning pliers Manfred Lang 1998-08-11
D321563 Recliner pane for tanning apparatus 1991-11-12
D321224 Physical exerciser 1991-10-29
4934695 Exercising apparatus 1990-06-19
4835400 Recliner pane for tanning apparatus 1989-05-30
D295828 Picture-framing clamp or the like 1988-05-24
4703184 Skin tanning apparatus 1987-10-27
4683379 Lamp for emission of radiation in UV and visible light ranges of the spectrum 1987-07-28
D284970 Hand-drill press stand 1986-08-05
4407399 Two-speed transmission with hydraulic actuation of the shifting operations under load 1983-10-04
4316094 Sunlamp and source of ultraviolet radiation therefor 1982-02-16
4309616 Apparatus for producing ultraviolet radiation 1982-01-05
4287554 Radiation apparatus 1981-09-01
4222203 Machining device and method Hans Hölter, Hans-Peter Krumrey 1980-09-16
4223047 Method of depositing a protective surface layer on a very thin metal sheet Werner Pappert, Ulrich Tenhaven 1980-09-16