Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439978 | Oxazine -and oxazoline-based copolymers useful as antielectrostatic agents and polymeric compositions prepared therewith | Asutosh Nigam, Subhash C. Narang | 1995-08-08 |
| 5392272 | Single erasable optical recording layer having both retention and expansion characteristics | — | 1995-02-21 |
| 5326660 | Erasable optical recording media | — | 1994-07-05 |
| 5214093 | Adhesive formulation for nonsurgical blepheroplasty | Edward R. Nell | 1993-05-25 |
| 5160374 | Process and apparatus for preventing the pulse discharge of insulators in ionizing radiation | Arthur R. Frederickson, Joseph E. Nanevicz, Jeffrey S. Thayer | 1992-11-03 |
| 5160369 | Mechanically erasable ballpoint ink | Orton D. Bergren | 1992-11-03 |
| 4865552 | Ophthalmologic phantom system | William F. Maloney, Deborah K. Hall, Orton D. Bergren, Allen L. Dodge | 1989-09-12 |
| 4762496 | Ophthalmologic lens phantom system | William F. Maloney, Deborah K. Hall, Orton D. Bergren, Allen L. Dodge | 1988-08-09 |
| 4544183 | Identification card with a radiant energy reactive coating | — | 1985-10-01 |
| 4519632 | Identification card with heat reactive coating | Orton D. Bergren | 1985-05-28 |