Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D414533 | Side steps for model railway car | — | 1999-09-28 |
| D410709 | Roof walk for model railway car | — | 1999-06-08 |
| 5832837 | Method of assembling a model railroad truck | — | 1998-11-10 |
| 5785192 | Model railroad coupler | Michael Nathan Dunham | 1998-07-28 |
| 5768999 | Model railroad truck | — | 1998-06-23 |
| 5746336 | Coupler adaptor for model railroad rolling stock | — | 1998-05-05 |
| 5662229 | Model railroad coupler centering system | — | 1997-09-02 |
| 5316158 | Coupler structure for model trains with centering cavity and surfaces | Michael Nathan Dunham | 1994-05-31 |
| 5090332 | Self-centering model railroad car truck assembly | Clarence K. Edwards | 1992-02-25 |
| 4948073 | Turnout with closing frog | Clarence K. Edwards | 1990-08-14 |
| 4898326 | Track joining system | Clarence K. Edwards | 1990-02-06 |
| 4799431 | Model locomotive truck mounting mechanism | Clarence K. Edwards | 1989-01-24 |