Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D519143 | Helmet shaped transparency viewer | — | 2006-04-18 |
| D503947 | Golf club head shaped transparency viewer | — | 2005-04-12 |
| D498248 | Globe shaped transparency viewer | — | 2004-11-09 |
| D421762 | Puck shaped transparency viewer | Brian T. Eichelberger, Margaret A. Craig | 2000-03-21 |
| D421034 | Football shaped transparency viewer | Brian T. Eichelberger, Margaret A. Craig | 2000-02-22 |
| D421033 | Ball shaped transparency viewer | Brian T. Eichelberger, Margaret A. Craig | 2000-02-22 |
| D421035 | Baseball shaped transparency viewer | Brian T. Eichelberger, Margaret A. Craig | 2000-02-22 |
| D401605 | Baseball shaped transparency viewer | — | 1998-11-24 |