Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661292 | Automatic laser projection scanner with improved laser beam scanning efficiency | Carl Harry Knowles, George B. Rockstein, Charles A. Naylor | 1997-08-26 |
| 5627359 | Laser code symbol scanner employing optical filtering system having narrow band-pass characteristics and spatially separated optical filter elements with laser light collection optics arranged along laser light return path disposed therebetween | Thomas Amundsen, Robert Blake, George B. Rockstein, Carl Harry Knowles | 1997-05-06 |
| 5616908 | Automatic countertop laser scanner with flickering laser scanner beam for improved visibility thereof during bar code symbol reading | George B. Rockstein, Carl Harry Knowles, Charles A. Naylor | 1997-04-01 |
| 5591953 | Countertop bar code symbol reading system having automatic hand-supportable bar code symbol reading device and stand for supporting projected scan field thereof | George B. Rockstein, David P. Bubnoski, Carl Harry Knowles | 1997-01-07 |