Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7660812 | Tracking physical inventory of data storage media | Purushotham G. Lala Balaji | 2010-02-09 |
| 7595950 | Robust data storage techniques for two-sided data storage tape | Larold L. Olson, C. Thomas Jennings, Douglas W. Johnson, Denis J. Langlois, Richard W. Molstad | 2009-09-29 |
| 7453361 | Refurbishing and resale techniques for data storage tape | Denis J. Langlois | 2008-11-18 |
| 7304576 | Refurbishing and resale techniques for data storage tape | Denis J. Langlois | 2007-12-04 |
| 5579672 | Work length stops | — | 1996-12-03 |
| 5165317 | Multi-use apparatus for the control of portable power tools | — | 1992-11-24 |