Stefan Wolff
33Patents
16h-index
58Co-inventors
84Inventor score
Filing activity: Jul 12, 1993 → Feb 27, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5558717A | CVD Processing chamber | Emerging Cross-Sectional Technologies | 971 | Expired |
| US6035101A | High temperature multi-layered alloy heater assembly and related methods | Electricity | 835 | Expired |
| US5846332A | Thermally floating pedestal collar in a chemical vapor deposition chamber | Electricity | 782 | Expired |
| US6129044A | Apparatus for substrate processing with improved throughput and yield | Electricity | 546 | Expired |
| US6189482A | High temperature, high flow rate chemical vapor deposition apparatus and related methods | Electricity | 340 | Expired |
| US5968379A | High temperature ceramic heater assembly with RF capability and related methods | Electricity | 179 | Expired |
| US6051286A | High temperature, high deposition rate process and apparatus for depositing titanium layers | Electricity | 109 | Expired |
| US5643364A | Plasma chamber with fixed RF matching | Electricity | 103 | Expired |
| US5983906A | Methods and apparatus for a cleaning process in a high temperature, corrosive, plasma environment | Emerging Cross-Sectional Technologies | 90 | Expired |
| US5853607A | CVD processing chamber | Emerging Cross-Sectional Technologies | 61 | Expired |
| US5994678A | Apparatus for ceramic pedestal and metal shaft assembly | Chemistry; Metallurgy | 49 | Expired |
| US5964947A | Removable pumping channel liners within a chemical vapor deposition chamber | Electricity | 49 | Expired |
| US6366346B1 | Method and apparatus for optical detection of effluent composition | Electricity | 39 | Expired |
| US6270859A | Plasma treatment of titanium nitride formed by chemical vapor deposition | Electricity | 26 | Expired |
| US5489663A | Preparation of polyisocyanates containing isocyanurate groups and use thereof | Chemistry; Metallurgy | 26 | Expired |
| US5981684A | Highly functionalized polyurethanes | Chemistry; Metallurgy | 25 | Expired |
| US5902494A | Method and apparatus for reducing particle generation by limiting DC bias spike | Electricity | 12 | Expired |
| US5369207A | Preparation of low-viscosity, isocyanurate and urethane group-containing polyisocyanate mixtures | Chemistry; Metallurgy | 11 | Expired |
| US5641851A | Preparation of biuret-containing polyisocyanates | Chemistry; Metallurgy | 10 | Expired |
| US6066759A | Process and device for preparing (cyclo)aliphatic biuret groups-containing polyisocyanates | Performing Operations; Transporting | 7 | Expired |
| US5436336A | Preparation of isocyanurate- and/or uretidone-containing polysiocyanates having a reduced color index and improved shelf life, and products prepared by this method | Chemistry; Metallurgy | 5 | Expired |
| US5808138A | Stable polyisocyanate copositions obtainable by phosgene-free methods and their preparation | Chemistry; Metallurgy | 4 | Expired |
| US7022874B2 | Preparation of biuret-containing polyisocyanates | Chemistry; Metallurgy | 2 | Expired |
| US5919887A | Decoloration of polyisocyanates containing isocyanurate and diretdione groups | Chemistry; Metallurgy | 2 | Expired |
| US9545953B2 | Instrument panel for a vehicle, vehicle comprising the instrument panel, and method for producing the instrument panel | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.