Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D289639 | Telephone | Masayuki Takahashi | 1987-05-05 |
| D289640 | Telephone | Masayuki Takahashi | 1987-05-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D289639 | Telephone | Masayuki Takahashi | 1987-05-05 |
| D289640 | Telephone | Masayuki Takahashi | 1987-05-05 |