Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6484786 | Light control window covering and method and apparatus for its manufacture | Bryan K. Ruggles, Maria R. Gil, Warren Stephenson, Julian Rokicki | 2002-11-26 |
| 5891208 | Multilayer filter | — | 1999-04-06 |
| 5885409 | Filter and method and apparatus for manufacture thereof | — | 1999-03-23 |
| 5846360 | Filter and method and apparatus for manufacture thereof | — | 1998-12-08 |