Oy Uponor AB
7Patents
0Active
7Granted
26Portfolio score
Filing activity: Mar 13, 1986 → Feb 3, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4929409A | Method in manufacturing a heat insulated tube and a device in extruders for manufacturing the tube | Emerging Cross-Sectional Technologies | 29 | Expired |
| USD307174S | Tube or the like | General | 21 | Expired |
| US4873048A | Method for the formation of a hole in a plastic pipe | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4790975A | Method and device for extrusion of a double wall plastics pipe | Performing Operations; Transporting | 15 | Expired |
| USD307790S | Tube or the like | General | 7 | Expired |
| US4933134A | Method and device for extrusion of a double wall plastics pipe | Performing Operations; Transporting | 6 | Expired |
| US4807910A | Sleeve joint and method of producing such a sleeve joint | Performing Operations; Transporting | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.