| Patent | Date |
|---|
Liquid Crystal Element, Deflection Element, And Eyeglasses
App 20220120942 - SHIBUYA; Giichi ; et al. | 2022-04-21 |
Liquid crystal element, deflection element, and eyeglasses
Grant 11,249,224 - Shibuya , et al. February 15, 2 | 2022-02-15 |
Liquid Crystal Element, Deflection Element, And Eyeglasses
App 20200355853 - SHIBUYA; Giichi ; et al. | 2020-11-12 |
Liquid crystal element, deflection element, and eyeglasses
Grant 10,761,245 - Shibuya , et al. Sep | 2020-09-01 |
Glasses
Grant 10,598,961 - Shibuya , et al. | 2020-03-24 |
Liquid Crystal Element, Deflection Element, And Eyeglasses
App 20190187339 - SHIBUYA; Giichi ; et al. | 2019-06-20 |
Glasses
App 20180356652 - SHIBUYA; Giichi ; et al. | 2018-12-13 |
Liquid crystal element, deflection element, liquid crystal module, and electronic device
Grant 10,095,081 - Shibuya , et al. October 9, 2 | 2018-10-09 |
Liquid Crystal Element, Deflection Element, Liquid Crystal Module, And Electronic Device
App 20180031947 - SHIBUYA; Giichi ; et al. | 2018-02-01 |
Diffraction grating, light-receiving element, and optical head and optical recording/reproducing apparatus utilizing them
Grant 7,672,201 - Shibuya , et al. March 2, 2 | 2010-03-02 |
Light-receiving element, optical head, optical recording/reproducing apparatus, and method of optical recording and reproduction
Grant 7,447,139 - Shibuya , et al. November 4, 2 | 2008-11-04 |
Apparatus for discriminating optical recording medium and method for discriminating optical recording medium
Grant 7,266,065 - Takasugi , et al. September 4, 2 | 2007-09-04 |
Apparatus for discriminating optical recording medium and method for discriminating optical recording medium
Grant 7,200,084 - Namioka , et al. April 3, 2 | 2007-04-03 |
Condenser with first and second photodetectors with three sections each and having focal points before and after the surface of detectors
Grant 7,177,242 - Shibuya , et al. February 13, 2 | 2007-02-13 |
Apparatus for discriminating optical recording medium and method for discriminating optical recording medium
Grant 7,158,459 - Hosobuchi , et al. January 2, 2 | 2007-01-02 |
Laser diode driving circuit and an optical head
Grant 7,120,180 - Shibuya October 10, 2 | 2006-10-10 |
Diffraction grating, light-receiving element, and optical head and optical recording/reproducing apparatus utilizing them
App 20060193053 - Shibuya; Giichi ; et al. | 2006-08-31 |
Apparatus for discriminating optical recording medium and method for discriminating optical recording medium
Grant 7,085,213 - Fukunaga , et al. August 1, 2 | 2006-08-01 |
Method of detecting focus error signal of optical head and optical head and optical recording/reproducing apparatus utilizing the same
App 20060104173 - Shibuya; Giichi ; et al. | 2006-05-18 |
Method of detecting focus error signal of optical head and optical recording/reproducing apparatus utilizing the same
App 20060092778 - Shibuya; Giichi ; et al. | 2006-05-04 |
Semiconductor laser driving circuit and optical head
Grant 6,970,487 - Shibuya November 29, 2 | 2005-11-29 |
Device for discriminating optical recording medium and method for discriminationg optical recording medium
App 20050237913 - Takasugi, Yasufumi ; et al. | 2005-10-27 |
Light-receiving element, optical head, optical recording/reproducing apparatus, and method of optical recording and reproduction
App 20050237904 - Shibuya, Giichi ; et al. | 2005-10-27 |
Optical head, optical recording/reproducing apparatus, and method of optical recording/reproduction utilizing the same
App 20050174922 - Shibuya, Giichi ; et al. | 2005-08-11 |
Optical recording medium identifying device and optical recording medium identifying method
App 20050169141 - Namioka, Takashi ; et al. | 2005-08-04 |
Optical recording medium judgment device and optical recording medium judgment method
App 20050157621 - Hosobuchi, Toshikazu ; et al. | 2005-07-21 |
Optical recording medium judgment device and optical recording medium judgment method
App 20050152249 - Fukunaga, Kazuo ; et al. | 2005-07-14 |
Optical head, LD module, optical recording-and-reproducing apparatus and diffraction element used in the optical recording-and-reproducing apparatus
App 20050078575 - Shibuya, Giichi ; et al. | 2005-04-14 |
Laser diode driving circuit and an optical head
App 20050047457 - Shibuya, Giichi | 2005-03-03 |
Optical head, optical recording/reproducing apparatus and laser module
Grant 6,809,996 - Shibuya October 26, 2 | 2004-10-26 |
Light receiving device, light detecting device, and optical signal reproducing device
App 20040151087 - Shibuya, Giichi ; et al. | 2004-08-05 |
Semiconductor laser driving circuit and optical head
App 20040091007 - Shibuya, Giichi | 2004-05-13 |
Optical head, lazer diode module and optical recording-reproducing apparatus
Grant 6,724,699 - Shibuya April 20, 2 | 2004-04-20 |
Optical head, optical recording/reproducing apparatus and laser module
App 20010053110 - Shibuya, Giichi | 2001-12-20 |
Optical head, lazer diode module and optical recording-reproducing apparatus
App 20010033530 - Shibuya, Giichi | 2001-10-25 |
Optical disk identifying method, manufacture of cartridge-enclosed optical disks, and optical disk cartridges
Grant 4,995,029 - Kobayashi , et al. February 19, 1 | 1991-02-19 |
| 