Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7040422 | Drill string member | — | 2006-05-09 |
| 5862866 | Double walled insulated tubing and method of installing same | — | 1999-01-26 |
| 5783368 | Method of forming conductive paths on a substrate containing depressions | Horst Richter, Walter Jorg | 1998-07-21 |
| 5352566 | Method of manufacturing optoelectronic components | Peter Kersten, Klaus-D. Matthies | 1994-10-04 |
| 5246733 | Method of producing optical waveguides on a substrate | Klaus-D. Matthies | 1993-09-21 |
| 5012863 | Pipe milling tool blade and method of dressing same | — | 1991-05-07 |
| 5010955 | Casing mill and method | — | 1991-04-30 |
| 4899223 | Electrode array for an electrooptical facsimile recorder and method of controlling said electrode array | Wolfgang Heck | 1990-02-06 |
| 4842082 | Variable outside diameter tool for use in pikewells | — | 1989-06-27 |
| 4766445 | Electrode array for a print head | — | 1988-08-23 |
| 4710074 | Casing mill | — | 1987-12-01 |