Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6909345 | Method for creating waveguides in multilayer ceramic structures and a waveguide having a core bounded by air channels | Olli Salmela, Esa Kemppinen, Hans Somerma, Markku Koivisto | 2005-06-21 |