Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10884327 | Light source apparatus and projection type display apparatus | — | 2021-01-05 |
| 10401719 | Light source apparatus and projection-type display apparatus | — | 2019-09-03 |
| 10310317 | Light modulation element unit having a light modulating element and image projection apparatus for preventing foreign matters from adhering to light modulation element | Koichi Yusa | 2019-06-04 |
| 9565407 | Projection display apparatus and image display system | Koichi Yusa | 2017-02-07 |
| 8608316 | Cooling and air flow exhaust for image projection apparatus | Shin Katsumata | 2013-12-17 |
| 8408716 | Image projection apparatus | Ayumu Kameoka | 2013-04-02 |
| 8317336 | Cooling and air flow exhaust for image projection apparatus | Shin Katsumata | 2012-11-27 |
| 8061852 | Image projection apparatus | Ayumu Kameoka | 2011-11-22 |
| 7988303 | Image projection apparatus and image display system | — | 2011-08-02 |
| 7976171 | Projector cooling system with time dependent temperature threshold | Ayumu Kameoka | 2011-07-12 |
| 7934839 | Image projection apparatus | — | 2011-05-03 |
| 7891846 | Light source apparatus, optical apparatus, and image projection apparatus | — | 2011-02-22 |
| 7102318 | Servo motor with a built-in drive circuit | Hiromasa Miura | 2006-09-05 |
| 7042188 | Servo motor with a built-in drive circuit | Hiromasa Miura | 2006-05-09 |
| 6933698 | Method of driving a servo motor with a built-in drive circuit | Hiromasa Miura | 2005-08-23 |
| 5447753 | Method of manufacturing coated paper for printing | Natsuo Fujisaki | 1995-09-05 |
| 4581152 | Water-soluble coolant for formation of drawn and ironed cans | Hisashi Hotta, Yoshiharu Tobita, Isao Watabiki, Yasu Ishimoto, Takuro Handa +1 more | 1986-04-08 |