Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5763525 | Erasable marking composition | Robert H. Lussier, Dianne E. Porter | 1998-06-09 |
| 5672021 | Fibrous nib for use in a capillary feed marker | Lee A. Carlson, Lewis H. Johnson, Craig L. Donaldson | 1997-09-30 |
| 5629363 | Aqueous-based, shear-thinning, erasable ink and roller-ball pen containing same | Takao Machida, Mark Smith | 1997-05-13 |
| 5239314 | Thermally inprintable media incorporating non-reusable adhesive | Robert H. Lussier | 1993-08-24 |
| 5120176 | Fabrication of bound documents | Sushil K. Bhatia, David J. Leahy, Laurence E. Tighe | 1992-06-09 |
| 4925671 | Silicone pressure sensitive adhesive and uses | Elizabeth H. Gerry, John R. Pennace | 1990-05-15 |
| 4460371 | Silicone pressure sensitive adhesive and uses | — | 1984-07-17 |