Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731969 | Roof tiles | Robin M. Baker, Paul Sargeant | 1988-03-22 |
| 4695418 | Method and apparatus for manufacturing roof tiles and tiles made thereby | Robin M. Baker, Paul Sargeant, Bhusan K. Oberoi, Frank A. Smith, Malcolm Rae | 1987-09-22 |