Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5341057 | Vibrator motor for a wireless silent alerting device | Tadao Yamaguchi, Naohisa Koyanagi | 1994-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5341057 | Vibrator motor for a wireless silent alerting device | Tadao Yamaguchi, Naohisa Koyanagi | 1994-08-23 |