Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524167 | Method and composition for the selective removal of residual materials and barrier materials during substrate planarization | Stan Tsai, Shijian Li | 2003-02-25 |
| 6509269 | Elimination of pad glazing for Al CMP | Shijian Li, Fred C. Redeker | 2003-01-21 |
| 6504437 | Low-noise, fast-lock phase-lock loop with “gearshifting” control | Dale H. Nelson | 2003-01-07 |
| 6451697 | Method for abrasive-free metal CMP in passivation domain | Shijian Li, Fritz Redeker | 2002-09-17 |
| 6396357 | Low voltage differential voltage-controlled ring oscillator | Dale H. Nelson | 2002-05-28 |
| 6379223 | Method and apparatus for electrochemical-mechanical planarization | Stan Tsai, Fred C. Redeker | 2002-04-30 |
| 6319370 | Apparatus for photoelectrochemical polishing of silicon wafers | James Shen, Lee Melbourne Cook | 2001-11-20 |
| 6299741 | Advanced electrolytic polish (AEP) assisted metal wafer planarization method and apparatus | Stan Tsai, Fritz Redeker | 2001-10-09 |
| 6278332 | Charge pump for low-voltage, low-jitter phase locked loops | Dale H. Nelson | 2001-08-21 |
| 6074546 | Method for photoelectrochemical polishing of silicon wafers | James Shen, Lee Melbourne Cook | 2000-06-13 |
| 6075419 | High speed wide tuning range multi-phase output ring oscillator | Tadeusz Kwasniewski, Kris Iniewski | 2000-06-13 |