Seiichi Kato

Person

Tsuchiura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical module and scan-type image projection display device
- Patent number 9,247,189
- Issue date Jan 26, 2016
- Hitachi-LG Data Storage, Inc.
- Seiichi Kato
- F21 - LIGHTING
Information Patent Grant
Objective lens driving apparatus, optical pickup
- Patent number 9,070,380
- Issue date Jun 30, 2015
- HITACHI CONSUMER ELECTRONICS CO., LTD.
- Yoshihiro Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens drive device and optical pickup
- Patent number 8,743,668
- Issue date Jun 3, 2014
- Hitachi Media Electronics Co., Ltd.
- Yoshihiro Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens actuator for enabling to reduce the dynamic tilt bet...
- Patent number 8,407,730
- Issue date Mar 26, 2013
- Hitachi Media Electronics Co., Ltd.
- Yoshihiro Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Lens driving mechanism for optical pickup and optical disc apparatus
- Patent number 8,341,657
- Issue date Dec 25, 2012
- Hitachi Media Electronics Co., Ltd.
- Tatsuya Yamasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens actuator and a thin-sized optical pickup with magnet...
- Patent number 8,199,613
- Issue date Jun 12, 2012
- Hitachi Media Electronics Co., Ltd.
- Seiichi Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device
- Patent number 7,990,813
- Issue date Aug 2, 2011
- Hitachi Media Electronics Co., Ltd.
- Rika Nomura
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc driving apparatus
- Patent number 6,871,351
- Issue date Mar 22, 2005
- Hitachi, Ltd.
- Yoshiaki Yamauchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive apparatus having improved power consumption
- Patent number 6,608,802
- Issue date Aug 19, 2003
- Hitachi, Ltd.
- Nobuyuki Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens driving device and optical disk unit
- Patent number 6,212,140
- Issue date Apr 3, 2001
- Hitachi, Ltd.
- Katsuhiko Kimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Tilt detection method and optical disk drive
- Patent number 6,128,258
- Issue date Oct 3, 2000
- Hitachi, Ltd.
- Katsuhiko Kimura
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL MODULE AND SCAN-TYPE IMAGE PROJECTION DISPLAY DEVICE
- Publication number 20140055756
- Publication date Feb 27, 2014
- Hitachi Media Electronics Co., Ltd.
- Seiichi KATO
- G02 - OPTICS
Information Patent Application
OPTICAL MODULE AND SCANNING TYPE IMAGE DISPLAY DEVICE
- Publication number 20140029076
- Publication date Jan 30, 2014
- Seiichi KATO
- G02 - OPTICS
Information Patent Application
OPTICAL MODULE AND SCANNING IMAGE DISPLAY DEVICE
- Publication number 20130242265
- Publication date Sep 19, 2013
- Hitachi Media Electronics Co., Ltd.
- Seiichi KATO
- G02 - OPTICS
Information Patent Application
OBJECTIVE LENS DRIVING APPARATUS, OPTICAL PICKUP
- Publication number 20110185375
- Publication date Jul 28, 2011
- Yoshihiro SATO
- G11 - INFORMATION STORAGE
Information Patent Application
OBJECTIVE LENS DRIVE DEVICE AND OPTICAL PICKUP
- Publication number 20110149713
- Publication date Jun 23, 2011
- Hitachi Media Electronics Co., Ltd.
- Yoshihiro Sato
- G11 - INFORMATION STORAGE
Information Patent Application
PHOTO-CURING TYPE ADHESIVE, OPTICAL PICKUP UNIT AND MANUFACTURING M...
- Publication number 20110051588
- Publication date Mar 3, 2011
- Hitachi Media Electronics Co., Ltd.
- Masayuki Okamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
OPTICAL PICKUP DEVICE
- Publication number 20100243873
- Publication date Sep 30, 2010
- Hitachi Media Electronics Co., Ltd.
- Rika NOMURA
- G11 - INFORMATION STORAGE
Information Patent Application
OBJECTIVE LENS ACTUATOR, OPTICAL PICKUP AND OPTICAL DISC DRIVE
- Publication number 20100149954
- Publication date Jun 17, 2010
- Yoshihiro SATO
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND AN OPTICAL DISC APPARATUS MOUNTING THE SAME THEREON
- Publication number 20100067354
- Publication date Mar 18, 2010
- Tatsuya Yamasaki
- G11 - INFORMATION STORAGE
Information Patent Application
OBJECTIVE LENS ACTUATOR AND AN OPTICAL PICKUP
- Publication number 20100067333
- Publication date Mar 18, 2010
- Seiichi KATO
- G02 - OPTICS
Information Patent Application
Disc driving apparatus
- Publication number 20030021220
- Publication date Jan 30, 2003
- Yoshiaki Yamauchi
- G11 - INFORMATION STORAGE

Seiichi Kato

Person

Patents Grantslast 30 patents

Optical module and scan-type image projection display device

Objective lens driving apparatus, optical pickup

Objective lens drive device and optical pickup

Objective lens actuator for enabling to reduce the dynamic tilt bet...

Lens driving mechanism for optical pickup and optical disc apparatus

Objective lens actuator and a thin-sized optical pickup with magnet...

Optical pickup device

Disc driving apparatus

Disk drive apparatus having improved power consumption

Objective lens driving device and optical disk unit

Tilt detection method and optical disk drive

Patents Applicationslast 30 patents

OPTICAL MODULE AND SCAN-TYPE IMAGE PROJECTION DISPLAY DEVICE

OPTICAL MODULE AND SCANNING TYPE IMAGE DISPLAY DEVICE

OPTICAL MODULE AND SCANNING IMAGE DISPLAY DEVICE

OBJECTIVE LENS DRIVING APPARATUS, OPTICAL PICKUP

OBJECTIVE LENS DRIVE DEVICE AND OPTICAL PICKUP

PHOTO-CURING TYPE ADHESIVE, OPTICAL PICKUP UNIT AND MANUFACTURING M...

OPTICAL PICKUP DEVICE

OBJECTIVE LENS ACTUATOR, OPTICAL PICKUP AND OPTICAL DISC DRIVE

OPTICAL PICKUP AND AN OPTICAL DISC APPARATUS MOUNTING THE SAME THEREON

OBJECTIVE LENS ACTUATOR AND AN OPTICAL PICKUP

Disc driving apparatus