Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979647 | Method for chemical etch control of noble metals in the presence of less noble metals | Christo Bojkov, Diane Arbuthnot | 2005-12-27 |
| 5698038 | Method for wafer carrier cleaning | Richard L. Guldi | 1997-12-16 |
| 5698040 | Method for rotational wafer cleaning in solution | Richard L. Guldi | 1997-12-16 |
| 5520205 | Apparatus for wafer cleaning with rotation | Richard L. Guldi | 1996-05-28 |