Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6408763 | Apparatus for land, sea, and air defense | Juhani Niinivaara, Tarmo Eino Tapani Niinivaara | 2002-06-25 |
| 6408944 | Apparatus and method to shut down a pipeline | Juhani Niinivaara, Tarmo Eino Tapani Niinivaara | 2002-06-25 |