Davison; John B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Davison; John B..The latest application filed is for "apparatus for the continuous on-site chemical reprocessing of ultrapure liquids".
- Davison; John B. - Mission Viejo CA
- Davison; John B. - Laguna Hills CA
| Patent | Date |
|---|---|
| Apparatus for the continuous on-site chemical reprocessing of ultrapure liquids Grant 5,354,428 - Clark , et al. October 11, 1 | 1994-10-11 |
| Method for making ultrapure sulfuric acid Grant 5,164,049 - Clark , et al. November 17, 1 | 1992-11-17 |
| Method and apparatus for purifying hydrogen fluoride Grant 4,952,386 - Davison , et al. August 28, 1 | 1990-08-28 |
| Method and apparatus for the continuous on-site chemical reprocessing of ultrapure liquids used in semiconductor wafer cleaning Grant 4,855,023 - Clark , et al. August 8, 1 | 1989-08-08 |
| Method and apparatus for the continuous on-site chemical reprocessing of ultrapure liquids Grant 4,828,660 - Clark , et al. May 9, 1 | 1989-05-09 |
| Copper bath for electroless plating having excess counter-cation and process using same Grant 4,762,601 - Krulik , et al. August 9, 1 | 1988-08-09 |
| Electrolytic process for producing hydrogen peroxide Grant 4,430,176 - Davison February 7, 1 | 1984-02-07 |
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