UPONOR INNOVATION AB
97Patents
56Active
97Granted
47Portfolio score
Filing activity: Dec 23, 1993 → Oct 12, 2022 · 21 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6375226B1 | Pipe connector having mechanical and fusion connections | Performing Operations; Transporting | 24 | Expired |
| US6959736B2 | Multilayer pipe and method for manufacturing one | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6550500B2 | Plastic pipe having a socket, and a method of providing a plastic pipe with a socket | Performing Operations; Transporting | 23 | Expired |
| US6203651A | Method and apparatus for making an extrusion product, and an extrusion product | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5469891A | Method for relining underground pipelines | Chemistry; Metallurgy | 19 | Expired |
| US6089615A | Branch pipe connection | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6638589B1 | Method and apparatus for using recycled plastic material, and a plastic product made by an extruder | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7726338B2 | Valve with ceramic discs | Emerging Cross-Sectional Technologies | 17 | Active |
| US9248617B2 | Tool and method for expanding a pipe end | Performing Operations; Transporting | 15 | Active |
| US8146225B2 | Method of forming a clamping ring and a clamping ring | Emerging Cross-Sectional Technologies | 13 | Active |
| US8562331B2 | Method and tool for expanding a pipe end | Performing Operations; Transporting | 13 | Active |
| US7644958B2 | Compression fitting for a heating and/or sanitary pipe | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US7631668B2 | Piping element and manufacturing method and apparatus | Performing Operations; Transporting | 11 | Expired |
| US5759461A | Method of forming a multi-layer plastic pipe for conducting fluids | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6149756A | Method for joining plastic pipes, a joint ring used in the joining and a pipe joint provided with the method | Performing Operations; Transporting | 10 | Expired |
| US6073657A | Method for producing homogeneous material with an extruder, an extruder, and a multilayer plastic pipe | Performing Operations; Transporting | 10 | Expired |
| US6258197A | Method for manufacturing pipe fitting, and pipe fitting | Performing Operations; Transporting | 9 | Expired |
| US6302983A | Method for lining underground pipelines | Performing Operations; Transporting | 9 | Expired |
| US5752786A | Method for relining a branch conduit of a main conduit | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US8365382B2 | Method of forming a clamping ring and a clamping ring | Emerging Cross-Sectional Technologies | 9 | Active |
| US9937527B2 | Methods for coating pipe | Emerging Cross-Sectional Technologies | 8 | Active |
| US8393646B2 | Pipe connection with readable crimping marker | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US10392496B2 | Polyolefin pipe | Performing Operations; Transporting | 8 | Active |
| US6237963A | Service riser | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US9027966B2 | Fitting for a pipe | Mechanical Engineering; Lighting; Heating | 7 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.