WITTLER H GMBH & CO KG has a total of 11 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Germany, EPO (European Patent Office) and Finland. Its main competitors in its focus markets mechanical elements, chemical engineering and packaging and shipping are KATO HEIZABURO, LEIPZIGER KUGELLAGERFABRIK DKF and FEDERAL-MOGUL DEVA GMBH.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 7 | |
#2 | EPO (European Patent Office) | 2 | |
#3 | Finland | 2 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Chemical engineering | |
#3 | Packaging and shipping | |
#4 | Machines | |
#5 | Textiles and paper |
# | Technology | |
---|---|---|
#1 | Shafts | |
#2 | Finishing textile fabrics | |
#3 | Shaping of plastics | |
#4 | Handling thin material | |
#5 | Lubricating | |
#6 | Paper-making machines |
# | Name | Total Patents |
---|---|---|
#1 | Scheek Bernhard | 9 |
#2 | Doht Wilhelm | 3 |
#3 | Holtkamp Heinz-Otto Dipl Ing | 3 |
Publication | Filing date | Title |
---|---|---|
EP0494437A2 | Spreader roll bearing seal | |
DE3919424A1 | Curved tube section web spreading roller - has powered universal shaft connected to carrier sleeve at the axis end | |
DE3919425A1 | Friction point lubrication - which uses given dosage crude oil to each point to restore lubricating action of the packed grease | |
DE3743580A1 | SPREADING ROLLER WITH OR WITHOUT ELASTIC COATING | |
DE3613494A1 | Expander roller | |
DE3340524A1 | Wide curved drawing roller - having lengths of tubing on roller bearings sealed off to prevent escape of lubricant | |
DE3324160A1 | Rotary stretcher | |
DE3311095A1 | Expander roller and method for assembling an expander roller |