Issued Patents All Time
Showing 1–25 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11150548 | Light source apparatus and projector | Junichi Suzuki, Hidefumi Sakata | 2021-10-19 |
| 10983426 | Projector | Kunihiko Takagi, Katsuyuki Uehara | 2021-04-20 |
| 8937436 | Light source device, projector, and driving method of discharge lamp | Kentaro Yamauchi, Tetsuo Terashima, Kazuo Okawa, Shigeyasu Soma | 2015-01-20 |
| 8807754 | Projector | Tetsuo Terashima | 2014-08-19 |
| 8591034 | Projector | Tetsuo Terashima | 2013-11-26 |
| 8558471 | Light source device, projector, and driving method of discharge lamp | Kentaro Yamauchi, Tetsuo Terashima, Kazuo Okawa, Shigeyasu Soma | 2013-10-15 |
| 8506128 | Light source device, illumination system, and projector | Hidefumi Sakata, Susumu Aruga, Takayuki Matsubara | 2013-08-13 |
| 8350489 | Method of driving discharge lamp, driving device, and projector | Kentaro Yamauchi | 2013-01-08 |
| 8344645 | Method of driving discharge lamp, driving device, and projector | Kentaro Yamauchi | 2013-01-01 |
| 8317339 | Discharge lamp lighting device, projector, and control method of discharge lamp lighting device | — | 2012-11-27 |
| RE43777 | Light source device and projector | Motoyuki Fujimori, Hiroyuki Meguro, Masakazu Kitamura | 2012-10-30 |
| 8287135 | Light source device and projector with improved airflow | — | 2012-10-16 |
| 8264164 | Method of driving discharge lamp, driving device, and projector | Kentaro Yamauchi | 2012-09-11 |
| 8246175 | Lighting device, light source device, projector, and discharge lamp lighting method | — | 2012-08-21 |
| 8242425 | Projector having first and second lamps with an illumination control device for turning on lamp having higher contrast with respect to a light modulation device and method of controlling lighting thereof | Yuichiro Matsumoto, Osamu Fujimaki | 2012-08-14 |
| 8217582 | Light source device, image display apparatus, and method of generating time-division color-separated light | Kentaro Yamauchi, Tetsuo Terashima, Shigeyasu Soma | 2012-07-10 |
| 8215779 | Projector having a plurality of light source devices | — | 2012-07-10 |
| 8203280 | Light source device, projector, and driving method of discharge lamp | Kentaro Yamauchi, Tetsuo Terashima, Kazuo Okawa, Shigeyasu Soma | 2012-06-19 |
| 8167438 | Light source device, projector, and driving method of discharge lamp | Kentaro Yamauchi, Tetsuo Terashima, Kazuo Okawa, Shigeyasu Soma | 2012-05-01 |
| 8143802 | Method of driving discharge lamp, driving device, and projector | Kentaro Yamauchi | 2012-03-27 |
| 8138684 | Discharge lamp lighting device, control method thereof, and projector | Kazuhiro Tanaka, Kentaro Yamauchi, Tetsuo Terashima | 2012-03-20 |
| 8102128 | Driving method and driving device for discharge lamp, light source device, and image display device | Tetsuo Terashima, Kentaro Yamauchi, Kazuo Okawa | 2012-01-24 |
| 8089214 | Driving method and driving device for discharge lamp, light source device, and image display device | Tetsuo Terashima, Kentaro Yamauchi, Kazuo Okawa | 2012-01-03 |
| 8076861 | Driving method and driving device for discharge lamp, light source device, and image display device | Tetsuo Terashima, Kentaro Yamauchi, Kazuo Okawa | 2011-12-13 |
| 8042953 | Projector using ballast controlled high-pressure discharge lamps | — | 2011-10-25 |