Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6408532 | S-gauge | James R. Keys | 2002-06-25 |
| 6397486 | H-gauge | James R. Keys | 2002-06-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6408532 | S-gauge | James R. Keys | 2002-06-25 |
| 6397486 | H-gauge | James R. Keys | 2002-06-04 |