Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8818012 | Adjustable, dual speaker element in-ear phone | Michael J. Pelland, Ronaldo J. Santiago, James J. Potter, Allan G. Mlodzikowski, Michael J. Koss | 2014-08-26 |
| 8103040 | Adjustable, dual speaker element in-ear phone | Michael J. Pelland, Ronaldo J. Santiago, James J. Potter, Allan G. Mlodzikowski, Michael J. Koss | 2012-01-24 |
| D618669 | Earphone | Michael J. Pelland, Ronaldo J. Santiago, Michael J. Koss | 2010-06-29 |
| 7428429 | Hands-free personal communication device | Christopher Gantz, Allan G. Mlodzikowski | 2008-09-23 |
| D531984 | Stereo headphone earplate | Michael J. Koss | 2006-11-14 |
| D517044 | Earplate for earphone | Michael J. Koss | 2006-03-14 |