Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6330035 | Television signal receiver | Franciscus W. Sijstermans | 2001-12-11 |
| 6222591 | Television signal receiver | Franciscus W. Sijstermans | 2001-04-24 |
| 5953071 | Recovering horizontal synchronization | — | 1999-09-14 |
| 4971448 | Video signal processing circuit | — | 1990-11-20 |
| 4568456 | Sealing for an installation for purifying liquids by membrane filtration | — | 1986-02-04 |
| 4514302 | Non-woven tube for membrane filtration | Gerrit J. Jonkeren, Hilbert Eggengoor | 1985-04-30 |
| 4239624 | Apparatus for membrane filtration having an improved desalting effect | — | 1980-12-16 |