Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805259 | Medication dispenser | Gerard Stevens, Jonathan Anthony Salton, Martin Davidson | 2004-10-19 |
| 5417028 | Roof truss and beam therefor | — | 1995-05-23 |
| 5325651 | Wall frame structure | Wijatmodjo Sardjono | 1994-07-05 |
| 4986051 | Roof truss and beam therefor | Wyatmodjo Sardjono | 1991-01-22 |