Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D488016 | Segment of a hockey puck display | — | 2004-04-06 |
| D479077 | Hockey puck display | — | 2003-09-02 |
| 4859052 | Portable screen assembly for visual acuity testing | Diana R. McFarland, Arthur P. Ginsburg | 1989-08-22 |
| 4789234 | Apparatus and method for testing the motion contrast visual sensitivity of an individual | Arthur P. Ginsburg, David Ginsburg | 1988-12-06 |