Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6140779 | Incrementally preheating and lighting system for a discharge lamp | Masaki Kanazawa, Hironobu Sou | 2000-10-31 |
| 6121731 | Discharge lamp lighting system with overcurrent protection for an inverter switch or switches | Masaki Kanazawa, Hironobu Sou, Nanjou Aoike | 2000-09-19 |