Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10506325 | System with wireless earphones | Michael J. Koss, Michael J. Pelland, Michael Sagan, Gregory J. Hallingstad, Jeffery K. Bovee +1 more | 2019-12-10 |
| 10491982 | System with wireless earphones | Michael J. Koss, Michael J. Pelland, Michael Sagan, Gregory J. Hallingstad, Jeffery K. Bovee +1 more | 2019-11-26 |
| 10469934 | System with wireless earphones | Michael J. Koss, Michael J. Pelland, Michael Sagan, Gregory J. Hallingstad, Jeffery K. Bovee +1 more | 2019-11-05 |
| 10368155 | System with wireless earphones | Michael J. Koss, Michael J. Pelland, Michael Sagan, Gregory J. Hallingstad, Jeffery K. Bovee +1 more | 2019-07-30 |
| 10206025 | System with wireless earphones | Michael J. Koss, Michael J. Pelland, Michael Sagan, Gregory J. Hallingstad, Jeffery K. Bovee +1 more | 2019-02-12 |