Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8008215 | Integration of buried oxide layers with crystalline layers | Sheila Tandon, Gale S. Petrich | 2011-08-30 |
| 7680383 | Semiconductor-based broadband modulators | Gale S. Petrich, Orit A. Shamir | 2010-03-16 |
| 7260287 | Nano-electromechanical high-index contrast | Solomon Assefa, Reginald E. Bryant, Alexei A. Erchak, Shanhui Fan, Erich P. Ippen +5 more | 2007-08-21 |
| 7072547 | Waveguide coupling into photonic crystal waveguides | Solomon Assefa, Peter Bienstman, Gale S. Petrich, Alexei A. Erchak, Steven G. Johnson +1 more | 2006-07-04 |
| 6888973 | Tunable optical add/drop multiplexer with multi-function optical amplifiers | Gale S. Petrich | 2005-05-03 |
| 6741619 | Semiconductor elements for stabilizing laser output | Erik Thoen, Elisabeth Marley Koontz, Erich P. Ippen, Franz X. Kaertner, Hermann A. Haus +1 more | 2004-05-25 |
| 6574383 | Input light coupler using a pattern of dielectric contrast distributed in at least two dimensions | Alexei A. Erchak, Shanhui Fan, Erich P. Ippen, John D. Joannopoulos, Gale S. Petrich +1 more | 2003-06-03 |
| 6424763 | Tunable add/drop filter using side-coupled resonant tunneling | Pierre R. Villeneuve, Shanhui Fan, Gale S. Petrich, John D. Joannopoulos | 2002-07-23 |
| 6134043 | Composite photonic crystals | Steven G. Johnson, Shanhui Fan, Pierre R. Villeneuve, John D. Joannopoulos | 2000-10-17 |