Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6304663 | Otoplastic for a hearing aid | Joseph F. J. M. Beumers | 2001-10-16 |
| 5742692 | In-the-ear hearing aid with flexible seal | Henri Garcia, Joseph F. J. M. Beumers | 1998-04-21 |
| 5455994 | Method of manufacturing an in-the-ear hearing aid | Petrus J. J. Termeer | 1995-10-10 |
| 5440082 | Method of manufacturing an in-the-ear hearing aid, auxiliary tool for use in the method, and ear mould and hearing aid manufactured in accordance with the method | — | 1995-08-08 |
| 5381484 | Hearing aid with pull-out-string, pull-out string, and method of making a hearing aid | Petrus A. W. H. Van Vroenhoven | 1995-01-10 |