Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828032 | Insulating layer for a heating element | Jolanda Winkel, Rene Henk Van Der Woude | 2004-12-07 |
| 6685816 | Protection of a surface by partially subjecting it to an electrochemical treatment | Sjoerd Johannes Franciscus Brattinga, Hans Kuiper, Mattheus Franciscus Langedijk | 2004-02-03 |