Katsuhiro SEO

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Substance preparation evaluation system
- Patent number 11,954,925
- Issue date Apr 9, 2024
- Beckman Coulter, Inc.
- Takayuki Mizutani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Substance preparation evaluation system
- Patent number 11,263,433
- Issue date Mar 1, 2022
- Beckman Coulter, Inc.
- Takayuki Mizutani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Fine particle measurement device
- Patent number 8,913,242
- Issue date Dec 16, 2014
- Sony Corporation
- Katsuhiro Seo
- G01 - MEASURING TESTING
Information Patent Grant
Fine particle measuring device
- Patent number 8,466,435
- Issue date Jun 18, 2013
- Sony Corporation
- Mitsuru Toishi
- G01 - MEASURING TESTING
Information Patent Grant
Optical pickup and optical disc apparatus
- Patent number 8,411,548
- Issue date Apr 2, 2013
- Sony Corporation
- Kazuhiko Nemoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Minute particle analyzing device and method
- Patent number 8,384,045
- Issue date Feb 26, 2013
- Sony Corporation
- Koji Takasaki
- G01 - MEASURING TESTING
Information Patent Grant
Optical pickup and optical disc apparatus
- Patent number 8,289,826
- Issue date Oct 16, 2012
- Sony Corporation
- Kazuhiko Nemoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Zoom lens, camera module and electronic apparatus
- Patent number 8,169,713
- Issue date May 1, 2012
- Sony Corporation
- Katsuhiro Seo
- G02 - OPTICS
Information Patent Grant
Variable focal length lens, camera module, and electronic apparatus
- Patent number 8,014,076
- Issue date Sep 6, 2011
- Sony Corporation
- Akira Suzuki
- G02 - OPTICS
Information Patent Grant
Optical integrated device, method for detecting light, optical pick...
- Patent number 7,986,593
- Issue date Jul 26, 2011
- Sony Corporation
- Takashi Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc apparatus
- Patent number 7,859,953
- Issue date Dec 28, 2010
- Sony Corporation
- Katsuhiro Seo
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc apparatus
- Patent number 7,800,986
- Issue date Sep 21, 2010
- Sony Corporation
- Takashi Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup, optical disc device, polarization adjustment plate,...
- Patent number 7,778,141
- Issue date Aug 17, 2010
- Sony Corporation
- Katsuhiro Seo
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup, optical recording and reproducing apparatus and tra...
- Patent number 7,684,305
- Issue date Mar 23, 2010
- Sony Corportion
- Yoshiki Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc apparatus including the same
- Patent number 7,492,676
- Issue date Feb 17, 2009
- Sony Corporation
- Yoshiki Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc device
- Patent number 7,336,432
- Issue date Feb 26, 2008
- Sony Corporation
- Katsuhiro Seo
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 6,312,780
- Issue date Nov 6, 2001
- Sony Corporation
- Yutaka Kasami
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and method for manufacturing optical pickup
- Patent number 6,246,644
- Issue date Jun 12, 2001
- Sony Corporation
- Katsuhiro Seo
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium, and method of manufacturing optical recor...
- Patent number 6,160,776
- Issue date Dec 12, 2000
- Sony Corporation
- Katsuhiro Seo
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording medium having track formed of land portion and groove por...
- Patent number 6,055,218
- Issue date Apr 25, 2000
- Sony Corporation
- Toru Takeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Prism has a plurality of reflective regions each with a predetermin...
- Patent number 5,742,577
- Issue date Apr 21, 1998
- Sony Corporation
- Hideyoshi Horimai
- G02 - OPTICS
Information Patent Grant
Recording/reproducing apparatus that utilizes the servo clock signa...
- Patent number 5,648,944
- Issue date Jul 15, 1997
- Sony Corporation
- Kiyoshi Ohmori
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording/reproducing apparatus that forms read and write clock sig...
- Patent number 5,627,810
- Issue date May 6, 1997
- Sony Corporation
- Kiyoshi Ohmori
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase changing apparatus and optical pickup apparatus for magneto-o...
- Patent number 5,577,018
- Issue date Nov 19, 1996
- Sony Corporation
- Hideyoshi Horimai
- G02 - OPTICS
Information Patent Grant
Prism has a plurality of reflective regions each with a predetermin...
- Patent number 5,563,869
- Issue date Oct 8, 1996
- Sony Corporation
- Hideyoshi Horimai
- G02 - OPTICS
Information Patent Grant
Magneto-optical disc recording/reproducing apparatus
- Patent number 5,428,583
- Issue date Jun 27, 1995
- Sony Corporation
- Kiyoshi Ohmori
- G11 - INFORMATION STORAGE
Information Patent Grant
Improved disc cartridge and recording and/or reproducing apparatus...
- Patent number 5,416,762
- Issue date May 16, 1995
- Sony Corporation
- Kiyoshi Ohmori
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc recording/reproducing apparatus
- Patent number 5,414,687
- Issue date May 9, 1995
- Sony Corporation
- Kiyoshi Ohmori
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical disc recording/reproducing apparatus
- Patent number 5,329,503
- Issue date Jul 12, 1994
- Sony Corporation
- Kiyoshi Ohmori
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus which includes a plate-like element for sp...
- Patent number 5,249,167
- Issue date Sep 28, 1993
- Sony Corporation
- Katsuhiro Seo
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SUBSTANCE PREPARATION EVALUATION SYSTEM
- Publication number 20230045577
- Publication date Feb 9, 2023
- Beckman Coulter, Inc.
- Takayuki MIZUTANI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MICROCHIP AND MICROCHIP-TYPE FINE-PARTICLE MEASURING DEVICE
- Publication number 20140370586
- Publication date Dec 18, 2014
- Katsuhiro Seo
- G01 - MEASURING TESTING
Information Patent Application
FINE PARTICLE MEASUREMENT DEVICE
- Publication number 20130242302
- Publication date Sep 19, 2013
- SONY CORPORATION
- Katsuhiro SEO
- G01 - MEASURING TESTING
Information Patent Application
LASER IRRADIATION DEVICE AND MICROPARTICLE MEASURING DEVICE
- Publication number 20120243567
- Publication date Sep 27, 2012
- SONY CORPORATION
- Katsuhiro Seo
- G02 - OPTICS
Information Patent Application
FINE PARTICLE MEASURING DEVICE
- Publication number 20120018650
- Publication date Jan 26, 2012
- SONY CORPORATION
- Mitsuru Toishi
- G01 - MEASURING TESTING
Information Patent Application
MINUTE PARTICLE ANALYZING DEVICE AND METHOD
- Publication number 20120001090
- Publication date Jan 5, 2012
- ICYT MISSION TECHNOLOGY, INC.
- Koji Takasaki
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL PICKUP AND OPTICAL DISC APPARATUS
- Publication number 20110164488
- Publication date Jul 7, 2011
- SONY CORPORATION
- Kazuhiko Nemoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL DISC APPARATUS
- Publication number 20110044152
- Publication date Feb 24, 2011
- SONY CORPORATION
- Kazuhiko Nemoto
- G11 - INFORMATION STORAGE
Information Patent Application
ZOOM LENS, CAMERA MODULE AND ELECTRONIC APPARATUS
- Publication number 20110002043
- Publication date Jan 6, 2011
- SONY CORPORATION
- Katsuhiro Seo
- G02 - OPTICS
Information Patent Application
VARIABLE FOCAL LENGTH LENS, CAMERA MODULE, AND ELECTRONIC APPARATUS
- Publication number 20100328782
- Publication date Dec 30, 2010
- SONY CORPORATION
- Akira Suzuki
- G02 - OPTICS
Information Patent Application
OPTICAL INTEGRATED DEVICE, METHOD FOR DETECTING LIGHT, OPTICAL PICK...
- Publication number 20100149956
- Publication date Jun 17, 2010
- SONY CORPORATION
- Takashi Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP, OPTICAL DISC DEVICE, POLARIZATION ADJUSTMENT PLATE,...
- Publication number 20080151735
- Publication date Jun 26, 2008
- SONY CORPORATION
- Katsuhiro Seo
- G02 - OPTICS
Information Patent Application
OPTICAL PICKUP AND OPTICAL DISC APPARATUS INCLUDING THE SAME
- Publication number 20080089205
- Publication date Apr 17, 2008
- SONY CORPORATION
- Yoshiki Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL DISC APPARATUS
- Publication number 20080008059
- Publication date Jan 10, 2008
- SONY CORPORATION
- Katsuhiro SEO
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc device and optical pickup
- Publication number 20070280085
- Publication date Dec 6, 2007
- SONY CORPORATION
- Katsuhiro Seo
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL DISC APPARATUS
- Publication number 20070206451
- Publication date Sep 6, 2007
- SONY CORPORATION
- Takashi Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup, optical recording and reproducing apparatus and tra...
- Publication number 20070109930
- Publication date May 17, 2007
- SONY CORPORATION
- Yoshiki Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Method and unit for separating light and optical pickup device and...
- Publication number 20070036058
- Publication date Feb 15, 2007
- SONY CORPORATION
- Yoshiki Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup and optical disc device
- Publication number 20060050413
- Publication date Mar 9, 2006
- SONY CORPORATION
- Katsuhiro Seo
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup and optical disk apparatus
- Publication number 20050276297
- Publication date Dec 15, 2005
- SONY CORPORATION
- Noriaki Nishi
- G11 - INFORMATION STORAGE

Katsuhiro SEO

Person

Patents Grantslast 30 patents

Substance preparation evaluation system

Substance preparation evaluation system

Fine particle measurement device

Fine particle measuring device

Optical pickup and optical disc apparatus

Minute particle analyzing device and method

Optical pickup and optical disc apparatus

Zoom lens, camera module and electronic apparatus

Variable focal length lens, camera module, and electronic apparatus

Optical integrated device, method for detecting light, optical pick...

Optical pickup and optical disc apparatus

Optical pickup and optical disc apparatus

Optical pickup, optical disc device, polarization adjustment plate,...

Optical pickup, optical recording and reproducing apparatus and tra...

Optical pickup and optical disc apparatus including the same

Optical pickup and optical disc device

Optical recording medium

Optical pickup and method for manufacturing optical pickup

Optical recording medium, and method of manufacturing optical recor...

Recording medium having track formed of land portion and groove por...

Prism has a plurality of reflective regions each with a predetermin...

Recording/reproducing apparatus that utilizes the servo clock signa...

Recording/reproducing apparatus that forms read and write clock sig...

Phase changing apparatus and optical pickup apparatus for magneto-o...

Prism has a plurality of reflective regions each with a predetermin...

Magneto-optical disc recording/reproducing apparatus

Improved disc cartridge and recording and/or reproducing apparatus...

Disc recording/reproducing apparatus

Magneto-optical disc recording/reproducing apparatus

Optical pickup apparatus which includes a plate-like element for sp...

Patents Applicationslast 30 patents

SUBSTANCE PREPARATION EVALUATION SYSTEM

MICROCHIP AND MICROCHIP-TYPE FINE-PARTICLE MEASURING DEVICE

FINE PARTICLE MEASUREMENT DEVICE

LASER IRRADIATION DEVICE AND MICROPARTICLE MEASURING DEVICE

FINE PARTICLE MEASURING DEVICE

MINUTE PARTICLE ANALYZING DEVICE AND METHOD

OPTICAL PICKUP AND OPTICAL DISC APPARATUS

OPTICAL PICKUP AND OPTICAL DISC APPARATUS

ZOOM LENS, CAMERA MODULE AND ELECTRONIC APPARATUS

VARIABLE FOCAL LENGTH LENS, CAMERA MODULE, AND ELECTRONIC APPARATUS

OPTICAL INTEGRATED DEVICE, METHOD FOR DETECTING LIGHT, OPTICAL PICK...

OPTICAL PICKUP, OPTICAL DISC DEVICE, POLARIZATION ADJUSTMENT PLATE,...

OPTICAL PICKUP AND OPTICAL DISC APPARATUS INCLUDING THE SAME

OPTICAL PICKUP AND OPTICAL DISC APPARATUS

Optical disc device and optical pickup

OPTICAL PICKUP AND OPTICAL DISC APPARATUS

Optical pickup, optical recording and reproducing apparatus and tra...

Method and unit for separating light and optical pickup device and...

Optical pickup and optical disc device

Optical pickup and optical disk apparatus