Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5726630 | Detection of multiple articles | Michael J. C. Marsh, Andrzej Lenarcik, Andries Christoffel Van Schalkwyk, Marthinus Jacobus Rudolph Oosthuizen | 1998-03-10 |
| 5699066 | Synchronized electronic identification system | Michael J. C. Marsh | 1997-12-16 |
| 5557280 | Synchronized electronic identification system | Michael J. C. Marsh | 1996-09-17 |
| 5519381 | Detection of multiple articles | Michael J. C. Marsh, Andrzej Lenarcik, Andries Christoffel Van Schalkwyk, Marthinus Jacobus Rudolph Oosthuizen | 1996-05-21 |