Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691805 | Multiple format 3D photographic printer | Allen Kwok Wah Lo | 1997-11-25 |
| 5424801 | Dual mode 2D/3D printer | Allen Kwok Wah Lo | 1995-06-13 |
| 5412449 | Single-stage 3D photographic printer with a key-subject alignment method | — | 1995-05-02 |
| 5408294 | 3D photographic printer with direct key-subject alignment | — | 1995-04-18 |
| 5019855 | Linear shutter and method to achieve uniform density of image elements of a 3-D photograph | — | 1991-05-28 |
| 4903069 | Automatic three-dimensional photo printer to align the key subject image | — | 1990-02-20 |