Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7577324 | Methods to reduce polarization dependent loss in planar lightwave circuits | Alice Liu | 2009-08-18 |
| 7421156 | Methods to reduce polarization dependent loss in planar lightwave circuits | Alice Liu | 2008-09-02 |
| 6709882 | Planar lightwave circuit active device metallization process | Jonathan Bornstein, David Menche | 2004-03-23 |
| 6704487 | Method and system for reducing dn/dt birefringence in a thermo-optic PLC device | Farnaz Parhami, Alice Liu | 2004-03-09 |
| 6579777 | Method of forming local oxidation with sloped silicon recess | Ting-Pwu Yen, Philippe Schoenborn, Alexander H. Owens | 2003-06-17 |
| 6399462 | Method and structure for isolating integrated circuit components and/or semiconductor active devices | Krishnaswamy Ramkumar, Sang Sig KIM, Sharmin Sadoughi, Avner Shelem | 2002-06-04 |
| 6033991 | Isolation scheme based on recessed locos using a sloped Si etch and dry field oxidation | Krishnaswamy Ramkumar, Sharmin Sadoughi | 2000-03-07 |
| 5468342 | Method of etching an oxide layer | James E. Nulty | 1995-11-21 |