Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9047342 | Method for accelerating queries containing local range conditions using subtraction of cumulative bitmaps | Neil A. Burkhard | 2015-06-02 |
| 5326074 | Enhanced sealing arrangement for a rotary valve shaft | Thomas F. Spock, Jr., David E. Klotter | 1994-07-05 |