Kazutatsu Tokuyama

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical device, head mounted display, assembling method for the sam...
- Patent number 11,073,693
- Issue date Jul 27, 2021
- Sony Corporation
- Katsuyuki Akutsu
- G02 - OPTICS
Information Patent Grant
Light irradiation device for recording information in a hologram re...
- Patent number 8,432,591
- Issue date Apr 30, 2013
- Sony Corporation
- Akio Yamakawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Hologram reproducing apparatus, hologram reproducing method, and ph...
- Patent number 8,416,480
- Issue date Apr 9, 2013
- Sony Corporation
- Tomiji Tanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Hologram device, tilt detection method, and tilt correction method
- Patent number 8,121,010
- Issue date Feb 21, 2012
- Sony Corporation
- Akio Yamakawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Hologram recording/reproducing apparatus and light source apparatus
- Patent number 7,889,619
- Issue date Feb 15, 2011
- Sony Corporation
- Kazutatsu Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Reproducing apparatus and reproducing method
- Patent number 7,835,049
- Issue date Nov 16, 2010
- Sony Corporation
- Masaaki Hara
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording and reproducing apparatus and defect determination method
- Patent number 7,826,325
- Issue date Nov 2, 2010
- Sony Corporation
- Kazutatsu Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Hologram reproducing apparatus
- Patent number 7,760,611
- Issue date Jul 20, 2010
- Sony Corporation
- Mitsuru Toishi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FOLLOWING INFORMATION DETECTING DEVICE, IMAGE FOLLOWING DEVIC...
- Publication number 20230095993
- Publication date Mar 30, 2023
- SONY GROUP CORPORATION
- Kazutatsu TOKUYAMA
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL DEVICE, HEAD MOUNTED DISPLAY, ASSEMBLING METHOD FOR THE SAM...
- Publication number 20150260994
- Publication date Sep 17, 2015
- SONY CORPORATION
- Katsuyuki Akutsu
- G02 - OPTICS
Information Patent Application
HOLOGRAM DEVICE, TILT DETECTION METHOD, AND TILT CORRECTION METHOD
- Publication number 20100265808
- Publication date Oct 21, 2010
- SONY CORPORATION
- Akio YAMAKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
LIGHT IRRADIATION DEVICE AND CONTROL METHOD
- Publication number 20100245955
- Publication date Sep 30, 2010
- SONY CORPORATION
- Akio YAMAKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
REPRODUCTION APPARATUS AND REPRODUCTION METHOD
- Publication number 20100060959
- Publication date Mar 11, 2010
- SONY CORPORATION
- Kazutatsu Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Application
REPRODUCTION DEVICE AND REPRODUCTION METHOD
- Publication number 20100060960
- Publication date Mar 11, 2010
- SONY CORPORATION
- Kenji Tanaka
- G11 - INFORMATION STORAGE
Information Patent Application
RECORDING AND REPRODUCING DEVICE, RECORDING AND REPRODUCING METHOD,...
- Publication number 20090290471
- Publication date Nov 26, 2009
- SONY CORPORATION
- Kenji TANAKA
- G11 - INFORMATION STORAGE
Information Patent Application
HOLOGRAM RECORDING/REPRODUCING APPARATUS AND LIGHT SOURCE APPARATUS
- Publication number 20090040903
- Publication date Feb 12, 2009
- SONY CORPORATION
- Kazutatsu Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Application
HOLOGRAM REPRODUCING APPARATUS
- Publication number 20090028032
- Publication date Jan 29, 2009
- SONY CORPORATION
- Mitsuru Toishi
- G11 - INFORMATION STORAGE
Information Patent Application
HOLOGRAM REPRODUCING APPARATUS, HOLOGRAM REPRODUCING METHOD, AND PH...
- Publication number 20080198432
- Publication date Aug 21, 2008
- SONY CORPORATION
- Tomiji Tanaka
- G11 - INFORMATION STORAGE
Information Patent Application
REPRODUCING APPARATUS AND REPRODUCING METHOD
- Publication number 20080144147
- Publication date Jun 19, 2008
- SONY CORPORATION
- Masaaki Hara
- G11 - INFORMATION STORAGE
Information Patent Application
RECORDING AND REPRODUCING APPARATUS AND DEFECT DETERMINATION METHOD
- Publication number 20070171796
- Publication date Jul 26, 2007
- SONY CORPORATION
- Kazutatsu Tokuyama
- G11 - INFORMATION STORAGE

Kazutatsu Tokuyama

Person

Patents Grantslast 30 patents

Optical device, head mounted display, assembling method for the sam...

Light irradiation device for recording information in a hologram re...

Hologram reproducing apparatus, hologram reproducing method, and ph...

Hologram device, tilt detection method, and tilt correction method

Hologram recording/reproducing apparatus and light source apparatus

Reproducing apparatus and reproducing method

Recording and reproducing apparatus and defect determination method

Hologram reproducing apparatus

Patents Applicationslast 30 patents

IMAGE FOLLOWING INFORMATION DETECTING DEVICE, IMAGE FOLLOWING DEVIC...

OPTICAL DEVICE, HEAD MOUNTED DISPLAY, ASSEMBLING METHOD FOR THE SAM...

HOLOGRAM DEVICE, TILT DETECTION METHOD, AND TILT CORRECTION METHOD

LIGHT IRRADIATION DEVICE AND CONTROL METHOD

REPRODUCTION APPARATUS AND REPRODUCTION METHOD

REPRODUCTION DEVICE AND REPRODUCTION METHOD

RECORDING AND REPRODUCING DEVICE, RECORDING AND REPRODUCING METHOD,...

HOLOGRAM RECORDING/REPRODUCING APPARATUS AND LIGHT SOURCE APPARATUS

HOLOGRAM REPRODUCING APPARATUS

HOLOGRAM REPRODUCING APPARATUS, HOLOGRAM REPRODUCING METHOD, AND PH...

REPRODUCING APPARATUS AND REPRODUCING METHOD

RECORDING AND REPRODUCING APPARATUS AND DEFECT DETERMINATION METHOD