Spectraswitch, Inc.
6Patents
0Active
6Granted
25Portfolio score
Filing activity: Feb 12, 1998 → Mar 19, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6111633A | Polarization independent optical switching device | Physics | 31 | Expired |
| US6778251B1 | Liquid crystal optical processing systems | Physics | 7 | Expired |
| US6735016B1 | Electro-optically controllable polarization insensitive optical device | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6897917B2 | Liquid crystal variable optical attenuator | Physics | 4 | Expired |
| US6594063B1 | Birefringent optical device | Physics | 3 | Expired |
| US6504642B1 | Birefringent optical device | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.