Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6080642 | Method of manufacturing a semiconductor device and a device for applying such a method | Andre Van Geelen | 2000-06-27 |
| 5914496 | Radiation emitting semiconductor diode of buried hetero type having confinement region of limited Al content between active layer and at least one inp cladding layer, and method of manufacturing same | Petrus J. A. Thijs | 1999-06-22 |
| 5191590 | Semiconductor diode laser with monitor diode | Pieter I. Kuindersma, Gerardus L. A. H. Van Der Hofstad, Marcellinus B. M. Kemp | 1993-03-02 |
| 4995048 | Tunable semiconductor diode laser with distributed reflection | Pieter I. Kuindersma | 1991-02-19 |
| 4866723 | DCPBH laser having a high temperature stability | — | 1989-09-12 |
| 4341010 | Fabrication of electroluminescent semiconductor device utilizing selective etching and epitaxial deposition | Rudolf P. Tijburg | 1982-07-27 |
| 4296386 | Semiconductor injection laser having a movable laser beam | Rudolf P. Tijburg, Peter J. de Waard | 1981-10-20 |
| 4222791 | Method of making heterojunction devices by accurate control of gold pattern mask and proton bombardment | Rudolf P. Tijburg | 1980-09-16 |