Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7827065 | Method and system for selling an additive for a product | — | 2010-11-02 |
| 5688714 | Method of fabricating a semiconductor device having a top layer and base layer joined by wafer bonding | Franciscus Petrus Widdershoven, Jan Haisma, Arie J. R. De Kock | 1997-11-18 |
| 5243197 | Semiconductor device for generating an electron current | Gerardus G. P. Van Gorkom, Gerjan F. A. Van De Walle, Petrus Arthur Marie Van Der Heide, Arthur M. E. Hoeberechts | 1993-09-07 |
| 5070387 | Semiconductor device comprising unidimensional doping conductors and method of manufacturing such a semiconductor device | — | 1991-12-03 |
| 4990824 | Color cathode ray tube having interference filter with different pass bands | Leendert Vriens, Johannes C. N. Rijpers, Albert Comberg, Johannes H. M. Wilting, Franciscus A. Vollenbroek | 1991-02-05 |
| 4975617 | Electric discharge tube | Leopold C. M. Beirens, Bernhard Lersmacher | 1990-12-04 |
| 4899079 | Cathode ray tube | Leopold C. M. Beirens, Gerardus A. H. M. Vrijssen | 1990-02-06 |
| 4806821 | Cathode ray tube having an electron gun with bipotential focusing lens | — | 1989-02-21 |
| 4807014 | Three tube color projection television system having multispot blue tube and single-spot red and green tubes | Leendert Vriens, Arne L. Duwaer, Johannes H. M. Spruit, Alexander R. H. Van Schoonhoven | 1989-02-21 |
| 4758762 | Cathode ray tube having a magnetic focusing lens | Martinus H. L. M. Van Den Broek, Robert H. J. Fastenau | 1988-07-19 |
| 4684994 | Television camera tube with honeycomb grid electrode | Gerardus A. H. M. Vrijssen | 1987-08-04 |
| 4625146 | Cathode ray tube | — | 1986-11-25 |
| 4567399 | Cathode ray tube with spherical aberration correction means | — | 1986-01-28 |