Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D387191 | Pair of detachable extended vision optical elements | — | 1997-12-09 |
| D385387 | Headband with extended vision optical elements | — | 1997-10-28 |
| D385388 | Sunshade with extended vision optical elements | Jack Purcell | 1997-10-28 |
| D382890 | Eyeglasses with extended vision optical elements | Jack Purcell | 1997-08-26 |