Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6886036 | System and method for enhanced data access efficiency using an electronic book over data networks | Marko Vanska | 2005-04-26 |
| 4855825 | Method and apparatus for detecting the most powerfully changed picture areas in a live video signal | Ilkka O. Korhonen, Pentti Haikonen | 1989-08-08 |
| 4717957 | Video compression method | Juha Leppänen, Pontti Haikonen, Ilkka O. Korhonen | 1988-01-05 |