Hirasawa; Takeaki
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hirasawa; Takeaki.The latest application filed is for "lens shift mechanism and projection display apparatus".
- Hirasawa; Takeaki - Tokyo JP
| Patent | Date |
|---|---|
| Lens shift mechanism and projection display apparatus Grant 11,262,645 - Hirasawa , et al. March 1, 2 | 2022-03-01 |
| Image projection device and information processing method Grant 11,240,476 - Hirasawa February 1, 2 | 2022-02-01 |
| Illuminating unit and display apparatus Grant 11,209,585 - Hirasawa December 28, 2 | 2021-12-28 |
| Image display apparatus and light source device Grant 11,099,472 - Hirasawa August 24, 2 | 2021-08-24 |
| Lens Shift Mechanism And Projection Display Apparatus App 20210240062 - HIRASAWA; Takeaki ; et al. | 2021-08-05 |
| Image projection unit and filter box Grant 10,663,846 - Hirasawa | 2020-05-26 |
| Image Display Apparatus And Light Source Device App 20200124956 - HIRASAWA; Takeaki | 2020-04-23 |
| Image Projection Device And Information Processing Method App 20190253680 - HIRASAWA; Takeaki | 2019-08-15 |
| Image Projection Unit And Filter Box App 20190250488 - HIRASAWA; Takeaki | 2019-08-15 |
| Projection Display Device And Filter Structural Body App 20190240609 - HIRASAWA; TAKEAKI ; et al. | 2019-08-08 |
| Display device Grant 10,146,075 - Hirasawa , et al. De | 2018-12-04 |
| Illuminating Unit And Display Apparatus App 20180074249 - HIRASAWA; TAKEAKI | 2018-03-15 |
| Display Device App 20160370641 - HIRASAWA; TAKEAKI ; et al. | 2016-12-22 |
| Display apparatus Grant 9,491,874 - Hirasawa November 8, 2 | 2016-11-08 |
| Display device Grant 9,307,667 - Hirasawa April 5, 2 | 2016-04-05 |
| Display device Grant 9,161,474 - Hirasawa October 13, 2 | 2015-10-13 |
| Attachment structure and display apparatus Grant 8,870,509 - Hirasawa , et al. October 28, 2 | 2014-10-28 |
| Attachment Structure And Display Apparatus App 20140093330 - Hirasawa; Takeaki ; et al. | 2014-04-03 |
| Fixing Member And Display Apparatus App 20140062274 - Hirasawa; Takeaki | 2014-03-06 |
| Display Device App 20140043738 - Hirasawa; Takeaki | 2014-02-13 |
| Display Device App 20130250550 - Hirasawa; Takeaki | 2013-09-26 |
| Display Apparatus App 20130242483 - Hirasawa; Takeaki | 2013-09-19 |
| Heat-dissipation Structure And Display Unit App 20120318484 - Hirasawa; Takeaki | 2012-12-20 |
| Display Device App 20120250355 - HIRASAWA; Takeaki | 2012-10-04 |
| Display Device App 20120250352 - HIRASAWA; Takeaki | 2012-10-04 |
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