Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7113676 | Planar waveguide optical isolator in thin silicon-on-isolator (SOI) structure | David Piede, Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Vipulkumar Patel +3 more | 2006-09-26 |
| 6389185 | Light polarization transformer | William H. Meise, Thomas W. Karras | 2002-05-14 |
| 6128123 | Wavelength-tunable eye protection | — | 2000-10-03 |
| 5949580 | Multipole light switch or multiplexer using rotator and interferometer | Mark C. Chiappetta | 1999-09-07 |
| 5528295 | Color television camera using tunable optical filters | — | 1996-06-18 |
| 5452127 | Etalon with optically polarizing field electrodes | — | 1995-09-19 |
| 5450223 | Optical demultiplexer for optical/RF signals | Michael Margulis, Thomas W. Karras | 1995-09-12 |
| 5425115 | Polarization insensitive optical switch | — | 1995-06-13 |