Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7233696 | Apparatus and method for characterizing digital images using a two axis image sorting technique | Herbert L. Hirsch | 2007-06-19 |
| 5903757 | Monitoring and handling of exception conditions in computer system | Edward Gretz, David Allan Hellenga | 1999-05-11 |
| 4862349 | Method for extracting and/or replacing control system information in a computer operating system | Dennis Foreman, David Allan Hellenga | 1989-08-29 |