Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318110 | Multi-channel recording instrument | Ken-Ichiro Ohta, Hiroshi Aibe | 1982-03-02 |
| 4236163 | Thermal recording stylus | — | 1980-11-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318110 | Multi-channel recording instrument | Ken-Ichiro Ohta, Hiroshi Aibe | 1982-03-02 |
| 4236163 | Thermal recording stylus | — | 1980-11-25 |