MIYASAKA; Koji
Patent Applications and Registrations
Patent applications and USPTO patent grants for MIYASAKA; Koji.The latest application filed is for "optical element, optical system and optical device".
Company Profile
4.23.28
- MIYASAKA; Koji - Tokyo JP
- MIYASAKA; Koji - Chiyoda-ku JP
- Miyasaka; Koji - Fukushima JP
- Miyasaka; Koji - Koriyama JP
- MIYASAKA; Koji - Koriyama-shi JP
Patent Activity
| Patent | Date |
|---|---|
| Optical Element, Optical System And Optical Device App 20210157088 - MIYASAKA; Koji ; et al. | 2021-05-27 |
| Infrared-light transmission filter and devices containing the infrared-light transmission filter Grant 10,921,501 - Miyasaka February 16, 2 | 2021-02-16 |
| Optical Element, Optical System, And Imaging Device App 20210041656 - MIYASAKA; Koji ; et al. | 2021-02-11 |
| Optical Element, Optical System, And Imaging Apparatus App 20210006695 - MIYASAKA; Koji ; et al. | 2021-01-07 |
| Diffractive Optical Element, Projection Device And Measuring Device App 20200110277 - MIYASAKA; Koji ; et al. | 2020-04-09 |
| Laminated Body And Production Method Therefor App 20200039182 - UEMURA; Jin ; et al. | 2020-02-06 |
| Projector having diffuser Grant 9,939,561 - Miyasaka , et al. April 10, 2 | 2018-04-10 |
| Light guide element and image display device Grant 9,921,371 - Miyasaka , et al. March 20, 2 | 2018-03-20 |
| Diffraction optical element, projection device, and measurement device Grant 9,897,438 - Miyasaka February 20, 2 | 2018-02-20 |
| Screen for image light projection and display system Grant 9,829,782 - Koyanagi , et al. November 28, 2 | 2017-11-28 |
| Optical Device And Optical Member App 20170318239 - MIYASAKA; Koji | 2017-11-02 |
| Screen For Image Light Projection And Display System App 20170184954 - KOYANAGI; Atsushi ; et al. | 2017-06-29 |
| Light Guide Element And Image Display Device App 20160349517 - MIYASAKA; Koji ; et al. | 2016-12-01 |
| Diffractive optical element and measurement device Grant 9,477,018 - Miyasaka , et al. October 25, 2 | 2016-10-25 |
| Diffraction Optical Element, Projection Device, And Measurement Device App 20160178358 - MIYASAKA; Koji | 2016-06-23 |
| Optical Device, Projector, And Method Of Producing Optical Device App 20150293271 - MIYASAKA; Koji ; et al. | 2015-10-15 |
| Diffractive optical element and measuring apparatus Grant 9,052,512 - Miyasaka June 9, 2 | 2015-06-09 |
| Optical Element App 20150138638 - Mashimo; Takahiro ; et al. | 2015-05-21 |
| Diffractive optical element and measurement instrument Grant 8,995,057 - Miyasaka , et al. March 31, 2 | 2015-03-31 |
| Diffractive optical element and measuring device Grant 8,599,484 - Miyasaka , et al. December 3, 2 | 2013-12-03 |
| Diffractive Optical Element And Measurement Device App 20130182327 - MIYASAKA; Koji ; et al. | 2013-07-18 |
| Reflection type wavelength plate and optical head device Grant 8,451,704 - Miyasaka , et al. May 28, 2 | 2013-05-28 |
| Diffraction grating, aberration correction element and optical head device Grant 8,437,238 - Miyasaka , et al. May 7, 2 | 2013-05-07 |
| Diffraction Grating, Aberration Correction Element And Optical Head Device App 20120287767 - MIYASAKA; Koji ; et al. | 2012-11-15 |
| Aberration correcting device, optical device, and optical head device Grant 8,295,143 - Miyasaka , et al. October 23, 2 | 2012-10-23 |
| Diffraction grating, aberration correction element and optical head device Grant 8,279,737 - Miyasaka , et al. October 2, 2 | 2012-10-02 |
| Diffractive Optical Element And Measuring Apparatus App 20120223218 - MIYASAKA; Koji | 2012-09-06 |
| Reflection Type Wavelength Plate And Optical Head Device App 20120207007 - MIYASAKA; Koji ; et al. | 2012-08-16 |
| Composite Optical Element And Optical Head Device App 20120112048 - MIYASAKA; Koji ; et al. | 2012-05-10 |
| Diffractive Optical Element And Measurement Instrument App 20120105855 - MIYASAKA; Koji ; et al. | 2012-05-03 |
| Diffractive Optical Element And Measuring Device App 20120038934 - MIYASAKA; Koji ; et al. | 2012-02-16 |
| Wavelength selecting wavelength plate and optical head device using it Grant 8,040,781 - Tao , et al. October 18, 2 | 2011-10-18 |
| Aberration Correcting Device, Optical Device, And Optical Head Device App 20110199884 - MIYASAKA; Koji ; et al. | 2011-08-18 |
| Diffraction Grating, Aberration Correction Element And Optical Head Device App 20110141873 - MIYASAKA; Koji ; et al. | 2011-06-16 |
| Wavelength-selective diffraction element and optical head device incorporating the same Grant 7,755,834 - Koyanagi , et al. July 13, 2 | 2010-07-13 |
| Optical Head Device App 20100091634 - MURATA; Koichi ; et al. | 2010-04-15 |
| Wavelength Selecting Wavelength Plate And Optical Head Device Using It App 20090268585 - TAO; Yukihiro ; et al. | 2009-10-29 |
| Optical Head Device App 20090016191 - MURATA; Koichi ; et al. | 2009-01-15 |
| Wavelength-selective Diffraction Element And Optical Head Device Incorporating The Same App 20080316600 - KOYANAGI; Atsushi ; et al. | 2008-12-25 |
| Method and apparatus for determining position Grant 6,882,305 - Miyasaka , et al. April 19, 2 | 2005-04-19 |
| Satellite position measurement system Grant 6,865,484 - Miyasaka , et al. March 8, 2 | 2005-03-08 |
| GPS positioning system Grant 6,791,492 - Miyasaka , et al. September 14, 2 | 2004-09-14 |
| Satellite positioning system App 20040044474 - Miyasaka, Koji ; et al. | 2004-03-04 |
| Satellite position measurement system App 20030154026 - Miyasaka, Koji ; et al. | 2003-08-14 |
| GPS positioning system App 20030090415 - Miyasaka, Koji ; et al. | 2003-05-15 |
| Method and apparatus for determining position App 20030016171 - Miyasaka, Koji ; et al. | 2003-01-23 |
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