| 8111863 |
Earbud adapter |
Michael T. Venem, Martin P. Babcock |
2012-02-07 |
| 8111864 |
Earbud adapter |
Michael T. Venem, Martin P. Babcock |
2012-02-07 |
| 7864973 |
User disposable sleeve for use within the ear canal |
Michael T. Venem, Martin P. Babcock |
2011-01-04 |
| 7600604 |
User disposable member for use within the ear canal and methods for manufacturing the same |
Martin P. Babcock, William L. Parish, Vasant V. Kolpe, Michael T. Venem |
2009-10-13 |
| 7349550 |
Earbud adapter |
Michael T. Venem, Martin P. Babcock |
2008-03-25 |
| 7236605 |
User disposable sleeve for use within the ear canal |
Michael T. Venem, Martin P. Babcock |
2007-06-26 |
| 6622815 |
Transducer support pad |
Vasant V. Kolpe, Martin P. Babcock |
2003-09-23 |
| 6310961 |
Disposable sleeve assembly for sound control device and container therefor |
Martin P. Babcock, Davis W. Chamberlin |
2001-10-30 |
| 6292565 |
Assembly including a phone cover |
Davis W. Chamberlin |
2001-09-18 |
| 5996584 |
Sealing strip for ear plugs and the like |
Davis W. Chamberlin |
1999-12-07 |
| 5920636 |
Disposable foam sleeve for sound control device and container therefor |
Martin P. Babcock, Davis W. Chamberlin |
1999-07-06 |
| 5682020 |
Sealing of hearing aid to ear canal |
— |
1997-10-28 |
| 5643188 |
Liner-protected adhesive strip |
— |
1997-07-01 |
| 5401920 |
Cerumen filter for hearing aids |
— |
1995-03-28 |
| 5002151 |
Ear piece having disposable, compressible polymeric foam sleeve |
Davis W. Chamberlin, Martin P. Babcock |
1991-03-26 |
| 4969534 |
Hearing aid employing a viscoelastic material to adhere components to the casing |
Vasant V. Kolpe, Davis W. Chamberlin |
1990-11-13 |
| 4880076 |
Hearing aid ear piece having disposable compressible polymeric foam sleeve |
Carl S. Ahlberg, Davis W. Chamberlin, Jerold W. Bushong, Vasant V. Kolpe |
1989-11-14 |
| 4242096 |
Immunoassay for antigens |
Spencer F. Silver |
1980-12-30 |
