Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9508542 | Arrangement for the production of structured substrates | Hans Bohnet | 2016-11-29 |
| 4649101 | Process for the production of photoresist relief structures having an overhang character using o-quinone diazide photoresist with overexposure | Raimund Sindlinger, Hans-Joachim Merrem | 1987-03-10 |
| 4576903 | Developer for positive photoresists | Winfried Baron, Kurt Marquard, Hans-Joachim Merrem, Raimund Sindlinger | 1986-03-18 |
| 4489146 | Reverse process for making chromium masks using silicon dioxide dry etch mask | Gunther Bock, Bernhard Hafner, Reinhold Muhl | 1984-12-18 |
| 4313773 | Method for removing borosilicate and boron rich oxides from a silicon body prior to doping silicon bodies with a SiB.sub.6 solid source | Marian Briska, Gert Metzger | 1982-02-02 |
| 4249970 | Method of boron doping silicon bodies | Marian Briska | 1981-02-10 |
| 4239810 | Method of making silicon photovoltaic cells | Oussama Alameddine, Marian Briska | 1980-12-16 |
| 4206026 | Phosphorus diffusion process for semiconductors | Marian Briska, Wolfgang Hoffmeister | 1980-06-03 |