W.C. Heraeus GmbH & Co. KG
46Patents
1Active
46Granted
39Portfolio score
Filing activity: Jan 9, 1998 → Jan 29, 2009 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6264688A | Radially expandable stent V | Human Necessities | 135 | Expired |
| US6610086B1 | Radially expandable stent IV | Human Necessities | 70 | Expired |
| US7745732B2 | Drawn strand filled tubing wire | Emerging Cross-Sectional Technologies | 31 | Active |
| US5993545A | Crucible for growing single crystals, process for making the same and use of the same | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6267801A | Method for producing a tubular hydrogen permeation membrane | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6761755B2 | Composite membrane and production method therefor | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6039920A | Process for making rhenium-containing alloys | Performing Operations; Transporting | 22 | Expired |
| US7421299B2 | Stimulation electrode and methods of making and using same | Human Necessities | 18 | Expired |
| US7501579B2 | Drawn strand filled tubing wire | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6408929B1 | Method and apparatus for the production of precision castings by centrifugal casting with controlled solidification | Performing Operations; Transporting | 16 | Expired |
| US6800392B2 | Niobium alloy and hydrogen permeation membrane produced from it | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6901297B2 | Stimulation electrode and its use | Human Necessities | 15 | Expired |
| US6129997A | Method for manufacturing a welded shaped body dispersion-hardened platinum material | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6719034B2 | Process for producing a tube-shaped cathode sputtering target | Chemistry; Metallurgy | 12 | Expired |
| US6645358B2 | Hollow cylindrical cathode sputtering target and process for producing it | Electricity | 11 | Expired |
| US7420124B2 | Drawn strand filled tubing wire | Electricity | 10 | Expired |
| US6352634B1 | Method for producing a lead-free substrate | Electricity | 8 | Expired |
| US6414451B1 | High-pressure discharge lamp | Electricity | 7 | Expired |
| US6103025A | Fine wire of gold alloy, method for manufacture thereof and use thereof | Electricity | 7 | Expired |
| US6866148B2 | Spool case for bonding wire, and method of handling spool using same | Electricity | 5 | Expired |
| US6080341A | Process for making an indium-tin-oxide shaped body | Chemistry; Metallurgy | 5 | Expired |
| US6663728B2 | Gold-free platinum material dispersion-strengthened by small, finely dispersed particles of base metal oxide | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6649134B2 | Method and apparatus for reducing nitrous oxide | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6581669B2 | Sputtering target for depositing silicon layers in their nitride or oxide form and a process for its preparation | Performing Operations; Transporting | 4 | Expired |
| US6030507A | Process for making a crystalline solid-solution powder with low electrical resistance | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.