Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5008058 | Method for manufacturing an otoplastic or an ear adaptor member | Hans Henneberger | 1991-04-16 |
| 5006055 | Apparatus for manufacturing an otoplastic | Helmut Lebisch, Georg Fuchs, Hermann Dietmar, Ernst Wipfelder, Wilhelm Hekele | 1991-04-09 |
| 4962537 | Shape adaptable in-the-ear hearing aid | Helmut Lebisch | 1990-10-09 |
| 4871502 | Method for manufacturing an otoplastic | Helmut Lebisch, Georg Fuchs, Hermann Dietmar, Ernst Wipfelder, Wilhelm Hekele | 1989-10-03 |