Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398483 | Ingot puller apparatus having a flange that extends from the funnel or from the silicon feed tube | Matteo Pannocchia | 2025-08-26 |
| 12037698 | Ingot puller apparatus having a flange that extends from the funnel or from the silicon feed tube | Matteo Pannocchia | 2024-07-16 |
| 11987900 | Methods for forming a silicon substrate with reduced grown-in nuclei for epitaxial defects and methods for forming an epitaxial wafer | Pietro Valcozzena, Januscia Duchini | 2024-05-21 |
| 11987901 | Methods for forming a silicon substrate with reduced grown-in nuclei for epitaxial defects and methods for forming an epitaxial wafer | Pietro Valcozzena, Januscia Duchini | 2024-05-21 |
| 11987899 | Methods for preparing an ingot in an ingot puller apparatus and methods for selecting a side heater length for such apparatus | Sergio Morelli, Mauro Diodà | 2024-05-21 |
| 11866845 | Methods for growing single crystal silicon ingots that involve silicon feed tube inert gas control | Matteo Pannocchia | 2024-01-09 |
| 11085128 | Dopant concentration control in silicon melt to enhance the ingot quality | — | 2021-08-10 |
| 9359691 | Method of loading a charge of polysilicon into a crucible | Umberto Martini, Luigi Bonanno, Paolo Collareta | 2016-06-07 |
| 6803576 | Analytical method to measure nitrogen concentration in single crystal silicon | Maria Giovanna Pretto, Roberto Scala, Vladimir V. Voronkov, Paolo Collareta, Robert J. Falster | 2004-10-12 |