Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298692 | Earpiece for insertion in an ear canal, and an earphone, microphone, and earphone/microphone combination comprising the same | Yasuo Ikeda | 1994-03-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298692 | Earpiece for insertion in an ear canal, and an earphone, microphone, and earphone/microphone combination comprising the same | Yasuo Ikeda | 1994-03-29 |