Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10135998 | Key telephone system, control method, terminal, and program | Norio Murakami, Shozo Shikenya, Tetsuya Takekawa, Daisuke IWATA | 2018-11-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10135998 | Key telephone system, control method, terminal, and program | Norio Murakami, Shozo Shikenya, Tetsuya Takekawa, Daisuke IWATA | 2018-11-20 |