DUPUIS & CO has a total of 30 patent applications. Its first patent ever was published in 1931. It filed its patents most often in Germany, Switzerland and Austria. Its main competitors in its focus markets chemical engineering, machines and thermal processes are DULKEN CHARLES F, CONTI FULVIO and BIANCALANI & C OFF MEC.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 15 | |
#2 | Switzerland | 4 | |
#3 | Austria | 2 | |
#4 | United States | 2 | |
#5 | Czechoslovakia | 1 | |
#6 | Spain | 1 | |
#7 | France | 1 | |
#8 | United Kingdom | 1 | |
#9 | Italy | 1 | |
#10 | Netherlands | 1 | |
#11 | Sweden | 1 |
# | Industry | |
---|---|---|
#1 | Chemical engineering | |
#2 | Machines | |
#3 | Thermal processes | |
#4 | Packaging and shipping |
# | Technology | |
---|---|---|
#1 | Textile treatments | |
#2 | Unspecified technologies | |
#3 | Finishing textile fabrics | |
#4 | Steam generation | |
#5 | Spraying devices | |
#6 | Grates | |
#7 | Handling thin material |
# | Name | Total Patents |
---|---|---|
#1 | Knoblauch Karl | 7 |
#2 | Schneiders Friedrich | 3 |
#3 | Korsch Alfred | 3 |
#4 | Walter Luepertz | 1 |
#5 | Jacob Van Der Veen Albert | 1 |
#6 | Luepertz Walter | 1 |
#7 | Schneiders F | 1 |
#8 | Karl Knoblauch | 1 |
#9 | Veen Albert Jacob Van Der | 1 |
#10 | Korsch A | 1 |
Publication | Filing date | Title |
---|---|---|
ES428237A1 | Apparatus for treating textile materials | |
DE2412731A1 | Device for fluid treatment of textiles - comprises two concentric cylinders defining annular treatment chamber | |
DE2335993A1 | Device for fluid treatment of textiles - comprises two concentric cylinders defining annular treatment chamber | |
US3452942A | Auxiliary device for star-steaming | |
FR1446083A | Device for spirally winding pieces of fabric and the like |