Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8138684 | Discharge lamp lighting device, control method thereof, and projector | Kazuhiro Tanaka, Tetsuo Terashima, Takeshi Takezawa | 2012-03-20 |
| 8129927 | Driving device and driving method of electric discharge lamp, light source device, and image display apparatus | Tetsuo Terashima | 2012-03-06 |
| 8120282 | Discharge lamp lighting device, control method for the same, and projector | — | 2012-02-21 |
| 8120285 | Driving method for discharge lamp, driving device for discharge lamp, light source device, and image display apparatus | Tetsuo Terashima, Shigeyasu Soma | 2012-02-21 |
| 8102128 | Driving method and driving device for discharge lamp, light source device, and image display device | Tetsuo Terashima, Takeshi Takezawa, Kazuo Okawa | 2012-01-24 |
| 8089214 | Driving method and driving device for discharge lamp, light source device, and image display device | Tetsuo Terashima, Takeshi Takezawa, Kazuo Okawa | 2012-01-03 |
| 8076861 | Driving method and driving device for discharge lamp, light source device, and image display device | Tetsuo Terashima, Takeshi Takezawa, Kazuo Okawa | 2011-12-13 |
| 8044602 | Method of driving discharge lamp, driving device, and projector | Takeshi Takezawa | 2011-10-25 |
| 8044613 | Discharge lamp lighting device, control method thereof, and projector | Kazuo Okawa, Tetsuo Terashima, Takeshi Takezawa | 2011-10-25 |
| 8018178 | Light source apparatus, projector, and light source apparatus drive method | — | 2011-09-13 |
| 8008868 | Discharge lamp starter, method for controlling the same, and projector | — | 2011-08-30 |
| 8008869 | Discharge lamp lighting device, control method for the same, and projector | Shigeyasu Soma | 2011-08-30 |
| 7999490 | Light source, projector, and method for driving light source | Tetsuo Terashima, Takeshi Takezawa, Kazuo Okawa, Keishi Kimura | 2011-08-16 |
| 7954963 | Light source and projector | — | 2011-06-07 |
| 7956315 | Discharge lamp lighting device, method of controlling discharge lamp lighting device, and projector | Tetsuo Terashima | 2011-06-07 |
| 7946715 | Light source and projector | Tetsuo Terashima, Takeshi Takezawa, Kazuo Okawa, Keishi Kimura | 2011-05-24 |
| 7830098 | Projector and light source device thereof | Takeshi Takezawa | 2010-11-09 |
| 7819531 | Projector | — | 2010-10-26 |
| 7800314 | Projector and driving method of light source for projector | Shigeyasu Soma | 2010-09-21 |
| 7559675 | Light source device and projector | Toshiaki Hashizume | 2009-07-14 |
| 7549771 | Light source device and projector | Toshiaki Hashizume | 2009-06-23 |
| 7508144 | Light source device, lighting and driving method thereof and projector | Kazuhiro Tanaka | 2009-03-24 |
| 7354253 | Oil pump | Satoshi Kondo, Nobuyuki Kawabata, Takashi Imanishi, Hiromichi Suemoto | 2008-04-08 |
| 7070396 | Oil pump apparatus having oil drain | Atsushi Eto | 2006-07-04 |
| 6877961 | Vane pump with a bypass valve and passage arrangement for equalizing excess fluid flow through dual suction passages | Hidetoshi Fujiwara, Yoshinori Suzuki | 2005-04-12 |