Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6446696 | Retractable screen system | John Robert Davies, Sinnathamby Kupenthirarajan | 2002-09-10 |
| 6405781 | Screen cassette and compatible framing section therefor | John Robert Davies, Sinnathamby Kupenthirarajan | 2002-06-18 |