| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Optics | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Special electric heating or lighting | |
| #2 | Cameras | |
| #3 | Electric discharge tubes | |
| #4 | Climate change mitigation in buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yamauchi Kentaro | 11 |
| #2 | Terashima Tetsuo | 7 |
| #3 | Takezawa Takeshi | 6 |
| #4 | Soma Shigeyasu | 5 |
| #5 | Okawa Kazuo | 4 |
| #6 | Ogaya Shunpei | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2009237625A1 | Discharge lamp lighting device, control method for the same, and projector | |
| US2009153073A1 | Light source device, projector, and driving method of discharge lamp | |
| US2009040478A1 | Discharge lamp, light source device and projector |