Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791262 | Voltage transformer type electric fluid heater | Masao Ando, Takeshi Nanri | 1988-12-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791262 | Voltage transformer type electric fluid heater | Masao Ando, Takeshi Nanri | 1988-12-13 |