Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10514487 | Light guides | Tao Liu, Brian W. Ostlie, Brent A. Hedding, David C. Mercord | 2019-12-24 |
| 9637315 | Vacuum conveyor apparatus | Kevin B. Newhouse | 2017-05-02 |
| 5440439 | Cassette screw bosses having ribbed surfaces | G. Phillip Rambosek | 1995-08-08 |
| 5398147 | Cassette base with triangular strengthening braces | — | 1995-03-14 |
| 5167378 | Video cassette reel insert for varying tape storage capacity | — | 1992-12-01 |