Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4923776 | Toner particles for electrophotographic copying and processes for their preparation | Bertil Hedvall, Gunnar Mattson, Goran Sundstrom | 1990-05-08 |
| 4837107 | Toner for electrophotographic methods and process for preparing the same | Anders Axelsson, Lolo Bylander, Olof Tanner | 1989-06-06 |
| 4794065 | Toner particles for electrophotographic copying and processes for their preparation | Bertil Hedvall, Gunnar Mattson, Goran Sundstrom | 1988-12-27 |