Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7177493 | Programmable optical add/drop multiplexer | — | 2007-02-13 |
| 7075696 | Correction of birefringence in cubic crystalline optical systems | Jeffrey M. Hoffman | 2006-07-11 |
| 7075720 | Structures and methods for reducing polarization aberration in optical systems | — | 2006-07-11 |
| 7072102 | Methods for reducing polarization aberration in optical systems | — | 2006-07-04 |
| 7058251 | Wavelength selective optical switch | — | 2006-06-06 |
| 7046338 | EUV condenser with non-imaging optics | — | 2006-05-16 |
| 7009769 | Correction of birefringence in cubic crystalline optical systems | Jeffrey M. Hoffman | 2006-03-07 |
| 6995908 | Methods for reducing aberration in optical systems | — | 2006-02-07 |
| 6970232 | Structures and methods for reducing aberration in integrated circuit fabrication systems | — | 2005-11-29 |
| 6958864 | Structures and methods for reducing polarization aberration in integrated circuit fabrication systems | — | 2005-10-25 |
| 6947192 | Correction of birefringence in cubic crystalline optical systems | Jeffrey M. Hoffman | 2005-09-20 |
| 6941073 | East-west separable ROADM | — | 2005-09-06 |
| 6917458 | Correction of birefringence in cubic crystalline optical systems | Jeffrey M. Hoffman | 2005-07-12 |
| 6885488 | Semiconductor device and method for forming the same using cubic crystalline optical system with reduced birefringence | Jeffrey M. Hoffman | 2005-04-26 |
| 6844972 | Reducing aberration in optical systems comprising cubic crystalline optical elements | — | 2005-01-18 |
| 6760095 | EUV condenser with non-imaging optics | — | 2004-07-06 |
| 6683710 | Correction of birefringence in cubic crystalline optical systems | Jeffrey M. Hoffman | 2004-01-27 |
| 6636654 | Programmable optical switching add/drop multiplexer | — | 2003-10-21 |
| 6573978 | EUV condenser with non-imaging optics | — | 2003-06-03 |
| 6210865 | Extreme-UV lithography condenser | William C. Sweatt, Donald W. Sweeney, David Shafer | 2001-04-03 |
| 6195201 | Reflective fly's eye condenser for EUV lithography | Donald G. Koch, Joseph Marshall Kunick | 2001-02-27 |
| 6144495 | Projection light source | Donald G. Koch | 2000-11-07 |
| 6122107 | Angular integrator | Donald G. Koch | 2000-09-19 |
| 5423522 | Slag control shape release apparatus for molten metal vessels | Gary L. Forte, Wayne Miller | 1995-06-13 |
| 5421560 | Slag control apparatus for molten metal vessels | Gary L. Forte, Wayne Miller, David Bryan Vinson | 1995-06-06 |