Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6198536 | Portable scanning spectrophotometer | — | 2001-03-06 |
| 6031617 | Scanning colorimeter with x-y drive | Bernard J. Berg, David R. Bowden, Thomas J. Boes, Lawrence D. Zandstra | 2000-02-29 |
| 6002488 | Compact spectrophotometer | Bernard J. Berg, David R. Bowden, Mark A. Cargill, Gary T. Kalinka | 1999-12-14 |
| 5369494 | Portable scanning colorimeter | David R. Bowden, Timothy R. Friend | 1994-11-29 |