Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4929737 | Hydrogenation of halonitroaromatic compounds | Carl M. Lentz, Edward Tipton Mullins | 1990-05-29 |
| D269363 | Playground climber | Berthold B. Dieter | 1983-06-14 |
| D269364 | Playground climber | Berthold B. Dieter | 1983-06-14 |
| D261917 | Playground climber | Berthold B. Dieter | 1981-11-17 |
| D259804 | Playhouse climber | Berthold B. Dieter | 1981-07-07 |
| D256039 | Playground structure | Berthold B. Dieter | 1980-07-22 |
| D254999 | Combined chair and tray for the handicapped | Berthold B. Dieter | 1980-05-20 |