J.M. Voith GmbH
550Patents
0Active
550Granted
45Portfolio score
Filing activity: Feb 14, 1974 → Feb 13, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4102273A | Apparatus for positioning battery-operated road vehicles at battery replacement stations | Emerging Cross-Sectional Technologies | 147 | Expired |
| US4072557A | Method and apparatus for shrinking a travelling web of fibrous material | Textiles; Paper | 80 | Expired |
| US5289072A | Electrical machine | Electricity | 78 | Expired |
| US5051641A | Transversal flow machine in accumulator arrangement | Electricity | 75 | Expired |
| US4973868A | Electrical machine with permanent magnet excitation | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5393384A | Paper machine for the production of tissue paper | Textiles; Paper | 55 | Expired |
| US5212002A | Splice and process for making a splice on the leader of a paper roll | Emerging Cross-Sectional Technologies | 52 | Expired |
| US5356519A | Support beam made of composite fiber material | Textiles; Paper | 51 | Expired |
| US4502231A | Air guide box for the dryer section of a paper making machine | Textiles; Paper | 40 | Expired |
| US4648942A | Paper machine | Textiles; Paper | 39 | Expired |
| US4279949A | Process and apparatus for coating webs and adjusting the wet application weight of the coating material | Textiles; Paper | 39 | Expired |
| US4802564A | Friction-disc clutch | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US5515619A | Flexibly mounted sealing strips of a vacuum roll for a web dryer | Textiles; Paper | 37 | Expired |
| US4518460A | Press roll for web material | Mechanical Engineering; Lighting; Heating | 36 | Expired |
| US4214982A | Process and device for removing printer's ink from a fiber suspension | Emerging Cross-Sectional Technologies | 36 | Expired |
| US4625376A | Press roll for web material with clamped press jacket | Performing Operations; Transporting | 35 | Expired |
| US4880501A | Press cover for a press for dewatering web material | Performing Operations; Transporting | 35 | Expired |
| US5178732A | Press section of a paper machine with two elastic press elements | Textiles; Paper | 35 | Expired |
| US5094360A | Screen basket | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4680986A | Drive unit, particularly for short-haul vehicles | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4869933A | Coating device | Performing Operations; Transporting | 35 | Expired |
| US4000035A | Machine for drying webs, including suction and heat-contact cylinders | Textiles; Paper | 34 | Expired |
| US5437784A | Injector for a flotation device | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4477341A | Injector apparatus having a constriction in a following adjoining mixing pipe | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4182170A | Device for cutting a fiber web | Emerging Cross-Sectional Technologies | 32 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.