Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7831869 | DDS logical data grouping | Andrew Hana, Robert Morling | 2010-11-09 |
| 5737141 | Retrieving data recorded at different bit densities | Christopher Huw Williams | 1998-04-07 |
| 4351485 | Shredding machines | Michael J. Pezet, Asadollah A. Sarvestany, Dayananda Satharasinghe | 1982-09-28 |
| 4349159 | Shredding machines | Michael J. Pezet, Asadollah A. Sarvestany, Dayananda Satharasinghe | 1982-09-14 |
| 4334650 | Shredding machines | Michael J. Pezet, Asadollah A. Sarvestany, Dayananda Satharasinghe | 1982-06-15 |