Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4985370 | Method of manufacturing semiconductor laser device | Rudolf P. Tijburg | 1991-01-15 |
| 4983420 | Method of applying a thermally black layer to a heating member for an indirectly heated cathode | Stefan M. Wolfrum, Angela C.L. Van De Poel | 1991-01-08 |
| 4940673 | PN junction passivation using methylated silyloxy groups | Fredericus J. Touwslager, Ivo G. J. Camps | 1990-07-10 |
| 4905245 | Semiconductor laser device and method of manufacturing same | Rudolf P. Tijburg | 1990-02-27 |
| 4902104 | Display cell with alkyl mercaptan alignment layer | Antonius B. Voermans | 1990-02-20 |
| 4775554 | Method of providing a mould with a release layer | — | 1988-10-04 |
| 4745505 | Magnetic head with a modified gap filler | Winfried L. Peeters | 1988-05-17 |
| 4639382 | Method of providing a metal mirror on a surface manufactured from an acrylate synthetic resin or a methacrylate synthetic resin | Christiaan J. A. Verwijlen | 1987-01-27 |
| 4584156 | Mold and method of manufacturing polyurethane products | — | 1986-04-22 |
| 4536416 | Matrix and method of manufacturing articles of a synthetic resin by the matrix | Frederik B. Melgert | 1985-08-20 |
| 4534929 | Matrix and method of using an aliphatic alcohol coated silica glass matrix | Christiaan J. A. Verwijlen | 1985-08-13 |
| 4529618 | Method of photolithographically treating a substrate | Franciscus J. B. Smolders, Christiaan J. A. Verwijlen | 1985-07-16 |
| 4521444 | Method of providing a metal layer on a substrate | Johan W. A. Nelissen, Christiaan J. A. Verwijlen | 1985-06-04 |
| 4493887 | Optical recording element | Winfried L. Peeters, Jan W. D. Martens | 1985-01-15 |
| 4420506 | Method of manufacturing an article of a synthetic resin which has a metal layer | Johan W. A. Nelissen, Petrus E. J. Legierse, Johannes Van Ruler | 1983-12-13 |