Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12142513 | Wafer processing tools and methods thereof | Jagan Rangarajan, Edward Golubovsky, Justin Ho Kuen Wong, Steven M. Zuniga | 2024-11-12 |
| 11958164 | Stepped retaining ring | Steven M. Zuniga | 2024-04-16 |
| 11749552 | Wafer processing tools and methods thereof | Jagan Rangarajan, Edward Golubovsky, Justin Ho Kuen Wong, Steven M. Zuniga | 2023-09-05 |
| 10040168 | Stepped retaining ring | Steven M. Zuniga | 2018-08-07 |
| 9694470 | Stepped retaining ring | Steven M. Zuniga | 2017-07-04 |
| 8465345 | Stepped retaining ring | Steven M. Zuniga | 2013-06-18 |
| 7789736 | Stepped retaining ring | Steven M. Zuniga | 2010-09-07 |
| 7210991 | Detachable retaining ring | Hung Chih Chen | 2007-05-01 |