Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5189857 | Flush mount bridging and backing | Thomas Herren | 1993-03-02 |
| 4983137 | Design and construction toy | — | 1991-01-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5189857 | Flush mount bridging and backing | Thomas Herren | 1993-03-02 |
| 4983137 | Design and construction toy | — | 1991-01-08 |