Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666279 | Voltage resonance inverter circuit for dimable cold cathode tubes | Shingo Okada | 1997-09-09 |
| 5640313 | Inverter unit | Masashi Norizuki, Atsuyoshi Tamagawa | 1997-06-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666279 | Voltage resonance inverter circuit for dimable cold cathode tubes | Shingo Okada | 1997-09-09 |
| 5640313 | Inverter unit | Masashi Norizuki, Atsuyoshi Tamagawa | 1997-06-17 |