Yoshitaka Takahashi

Person

Nagano, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Flexible display module and switch unit for switching a display pat...
- Patent number 11,314,140
- Issue date Apr 26, 2022
- Sony Corporation
- Kenji Itoh
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Coupling lens, illuminating device, and electronic device
- Patent number 9,223,140
- Issue date Dec 29, 2015
- Ricoh Company, Ltd.
- Yoshitaka Takahashi
- G02 - OPTICS
Information Patent Grant
Optical scan unit, image projector including the same, vehicle head...
- Patent number 8,810,880
- Issue date Aug 19, 2014
- Ricoh Company, Ltd.
- Yukiko Hamano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device
- Patent number 8,648,767
- Issue date Feb 11, 2014
- Sony Corporation
- Yoshitaka Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semiconductor device
- Patent number 8,111,575
- Issue date Feb 7, 2012
- Fujitsu Semiconductor Limited
- Kaoru Mori
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus compatible with different types of mediums a...
- Patent number 7,403,453
- Issue date Jul 22, 2008
- Ricoh Company, Ltd.
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus
- Patent number RE40414
- Issue date Jul 1, 2008
- Ricoh Company, Ltd.
- Yoshitaka Takahashi
- 369 - Dynamic information storage or retrieval
Information Patent Grant
Hologram recording medium, recording/reproducing apparatus and meth...
- Patent number 7,227,675
- Issue date Jun 5, 2007
- Samsung Electronics Co., Ltd.
- Ikuo Aoki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus compatible with different types of optical...
- Patent number 7,088,645
- Issue date Aug 8, 2006
- Ricoh Company, Ltd.
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Tuning fork vibration gyro
- Patent number 6,931,927
- Issue date Aug 23, 2005
- Fujitsu Media Devices Limited
- Kazuhiro Ohta
- G01 - MEASURING TESTING
Information Patent Grant
Semiconductor memory device for masking all bits in a test write op...
- Patent number 6,778,451
- Issue date Aug 17, 2004
- Fujitsu Limited
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor storage device conducting a late-write operation and...
- Patent number 6,700,816
- Issue date Mar 2, 2004
- Fujitsu Limited
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Tuning-fork type vibration gyro and electrode trimming method therefor
- Patent number 6,647,786
- Issue date Nov 18, 2003
- Fujitsu Media Devices Limited
- Kazuhiro Ohta
- G01 - MEASURING TESTING
Information Patent Grant
SEMICONDUCTOR STORAGE DEVICE CONDUCTING A LATE-WRITE OPERATION AND...
- Patent number 6,498,755
- Issue date Dec 24, 2002
- Fujitsu Limited
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device and semiconductor device testing method
- Patent number 6,496,433
- Issue date Dec 17, 2002
- Fujitsu Limited
- Yasuhiro Okumura
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device having a self-refresh operation
- Patent number 6,404,688
- Issue date Jun 11, 2002
- Fujitsu Limited
- Yoshiaki Okuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 6,396,758
- Issue date May 28, 2002
- Fujitsu Limited
- Hitoshi Ikeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Tuning fork type vibration gyro
- Patent number 6,366,005
- Issue date Apr 2, 2002
- Fujitsu Limited
- Hiroshi Ishikawa
- G01 - MEASURING TESTING
Information Patent Grant
Optical pickup device applicable to two kinds of recording media wi...
- Patent number 6,343,058
- Issue date Jan 29, 2002
- Ricoh Company, Ltd.
- Hiroshi Akiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus compatible with different types of mediums a...
- Patent number 6,272,098
- Issue date Aug 7, 2001
- Ricoh Company, Ltd.
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Programmable semiconductor memory device
- Patent number 6,262,924
- Issue date Jul 17, 2001
- Fujitsu Limited
- Yutaka Fukutani
- G11 - INFORMATION STORAGE
Information Patent Grant
Detection circuit for vibratory gyro and vibratory gyro device usin...
- Patent number 6,230,562
- Issue date May 15, 2001
- Fujitsu Limited
- Hiroshi Ishikawa
- G01 - MEASURING TESTING
Information Patent Grant
Tuning-fork vibratory gyro
- Patent number 6,194,817
- Issue date Feb 27, 2001
- Fujitsu Limited
- Masanori Yachi
- G01 - MEASURING TESTING
Information Patent Grant
Optical disk apparatus compatible with different types of mediums
- Patent number 6,195,315
- Issue date Feb 27, 2001
- Ricoh Company, Ltd.
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Tuning-fork type piezoelectric vibratory gyroscope
- Patent number 6,134,963
- Issue date Oct 24, 2000
- Fujitsu Limited
- Hiroshi Ishikawa
- G01 - MEASURING TESTING
Information Patent Grant
Programmable semiconductor memory device
- Patent number 6,026,052
- Issue date Feb 15, 2000
- Fujitsu Limited
- Yutaka Fukutani
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-shift oscillator having ladder-type saw filter feedback circuit
- Patent number 5,874,866
- Issue date Feb 23, 1999
- Fujitsu Limited
- Yoshio Satoh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Optical pickup apparatus
- Patent number 5,870,370
- Issue date Feb 9, 1999
- Ricoh Company, Ltd.
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Programmable semiconductor memory device
- Patent number 5,831,933
- Issue date Nov 3, 1998
- Fujitsu Limited
- Yutaka Fukutani
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device for detecting tracking error of optical disks...
- Patent number 5,815,473
- Issue date Sep 29, 1998
- Ricoh Company, Ltd.
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY MODULE
- Publication number 20190088212
- Publication date Mar 21, 2019
- SONY CORPORATION
- Kenji ITOH
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
COMMUNICATION DEVICE
- Publication number 20110306296
- Publication date Dec 15, 2011
- SONY CORPORATION
- Yoshitaka Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COUPLING LENS, ILLUMINATING DEVICE, AND ELECTRONIC DEVICE
- Publication number 20110249240
- Publication date Oct 13, 2011
- Yoshitaka Takahashi
- G02 - OPTICS
Information Patent Application
OPTICAL SCAN UNIT, IMAGE PROJECTOR INCLUDING THE SAME, VEHICLE HEAD...
- Publication number 20110128602
- Publication date Jun 2, 2011
- Yukiko Hamano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION-TYPE IMAGE DISPLAYING APPARATUS
- Publication number 20100302513
- Publication date Dec 2, 2010
- YOSHITAKA TAKAHASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20100110818
- Publication date May 6, 2010
- Fujitsu Microelectronics Limited
- Kaoru MORI
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk apparatus compatible with different types of mediums a...
- Publication number 20080037399
- Publication date Feb 14, 2008
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk apparatus compatible with different types of mediums
- Publication number 20060221799
- Publication date Oct 5, 2006
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Hologram recording medium, recording/reproducing apparatus and meth...
- Publication number 20060028702
- Publication date Feb 9, 2006
- Samsung Electronics Co., Ltd.
- Ikuo Aoki
- G11 - INFORMATION STORAGE
Information Patent Application
Hologram recording medium and apparatus for and method of recording...
- Publication number 20050250046
- Publication date Nov 10, 2005
- Samsung Electronics Co., Ltd.
- Ikuo Aoki
- G11 - INFORMATION STORAGE
Information Patent Application
Hologram memory medium, apparatus and method of recording and/or re...
- Publication number 20050232115
- Publication date Oct 20, 2005
- Samsung Electronics Co., Ltd.
- Ikuo Aoki
- G11 - INFORMATION STORAGE
Information Patent Application
Tuning-fork type vibration gyro and electrode trimming method therefor
- Publication number 20050217376
- Publication date Oct 6, 2005
- FUJITSU MEDIA DEVICES LIMITED
- Kazuhiro Ohta
- G01 - MEASURING TESTING
Information Patent Application
Optical recording medium
- Publication number 20050200926
- Publication date Sep 15, 2005
- Samsung Electronics Co., Ltd.
- Ikuo Aoki
- G11 - INFORMATION STORAGE
Information Patent Application
Hologram recording medium
- Publication number 20050179966
- Publication date Aug 18, 2005
- Samsung Electronics Co., Ltd.
- Ikuo Aoki
- G11 - INFORMATION STORAGE
Information Patent Application
Hologram recording medium, and recording apparatus and reproducing...
- Publication number 20050141064
- Publication date Jun 30, 2005
- Samsung Electronics Co., Ltd.
- Ikuo Aoki
- G11 - INFORMATION STORAGE
Information Patent Application
Tuning-fork type vibration gyro and electrode trimming method therefor
- Publication number 20040118206
- Publication date Jun 24, 2004
- FUJITSU MEDIA DEVICES LIMITED
- Kazuhiro Ohta
- G01 - MEASURING TESTING
Information Patent Application
Semiconductor storage device conducting a late-write operation and...
- Publication number 20030072187
- Publication date Apr 17, 2003
- FUJITSU LIMITED
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Opitical pickup apparatus compatible with different types of optica...
- Publication number 20030048736
- Publication date Mar 13, 2003
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor storage device conducting a late-write operation and...
- Publication number 20020149971
- Publication date Oct 17, 2002
- FUJITSU LIMITED
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Tuning-fork type vibration gyro and electrode trimming method therefor
- Publication number 20020148290
- Publication date Oct 17, 2002
- FUJITSU MEDIA DEVICES LIMITED
- Kazuhiro Ohta
- G01 - MEASURING TESTING
Information Patent Application
Optical disk apparatus compatible with different types of mediums
- Publication number 20010050892
- Publication date Dec 13, 2001
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor memory device
- Publication number 20010017810
- Publication date Aug 30, 2001
- FUJITSU LIMITED
- Yoshiaki Okuyama
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor device and semiconductor device testing method
- Publication number 20010017802
- Publication date Aug 30, 2001
- FUJITSU LIMITED
- Yasuhiro Okumura
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor memory device
- Publication number 20010017811
- Publication date Aug 30, 2001
- FUJITSU LIMITED
- Hitoshi Ikeda
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor storage device conducting a late-write operation and...
- Publication number 20010017792
- Publication date Aug 30, 2001
- FUJITSU LIMITED
- Yoshitaka Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Tuning fork type vibration gyro
- Publication number 20010001224
- Publication date May 17, 2001
- FUJITSU LTD.
- Hiroshi Ishikawa
- G01 - MEASURING TESTING

Yoshitaka Takahashi

Person

Patents Grantslast 30 patents

Flexible display module and switch unit for switching a display pat...

Coupling lens, illuminating device, and electronic device

Optical scan unit, image projector including the same, vehicle head...

Communication device

Semiconductor device

Optical disk apparatus compatible with different types of mediums a...

Optical pickup apparatus

Hologram recording medium, recording/reproducing apparatus and meth...

Optical pickup apparatus compatible with different types of optical...

Tuning fork vibration gyro

Semiconductor memory device for masking all bits in a test write op...

Semiconductor storage device conducting a late-write operation and...

Tuning-fork type vibration gyro and electrode trimming method therefor

SEMICONDUCTOR STORAGE DEVICE CONDUCTING A LATE-WRITE OPERATION AND...

Semiconductor device and semiconductor device testing method

Semiconductor memory device having a self-refresh operation

Semiconductor memory device

Tuning fork type vibration gyro

Optical pickup device applicable to two kinds of recording media wi...

Optical disk apparatus compatible with different types of mediums a...

Programmable semiconductor memory device

Detection circuit for vibratory gyro and vibratory gyro device usin...

Tuning-fork vibratory gyro

Optical disk apparatus compatible with different types of mediums

Tuning-fork type piezoelectric vibratory gyroscope

Programmable semiconductor memory device

Phase-shift oscillator having ladder-type saw filter feedback circuit

Optical pickup apparatus

Programmable semiconductor memory device

Optical pickup device for detecting tracking error of optical disks...

Patents Applicationslast 30 patents

DISPLAY MODULE

COMMUNICATION DEVICE

COUPLING LENS, ILLUMINATING DEVICE, AND ELECTRONIC DEVICE

OPTICAL SCAN UNIT, IMAGE PROJECTOR INCLUDING THE SAME, VEHICLE HEAD...

PROJECTION-TYPE IMAGE DISPLAYING APPARATUS

SEMICONDUCTOR DEVICE

Optical disk apparatus compatible with different types of mediums a...

Optical disk apparatus compatible with different types of mediums

Hologram recording medium, recording/reproducing apparatus and meth...

Hologram recording medium and apparatus for and method of recording...

Hologram memory medium, apparatus and method of recording and/or re...

Tuning-fork type vibration gyro and electrode trimming method therefor

Optical recording medium

Hologram recording medium

Hologram recording medium, and recording apparatus and reproducing...

Tuning-fork type vibration gyro and electrode trimming method therefor

Semiconductor storage device conducting a late-write operation and...

Opitical pickup apparatus compatible with different types of optica...

Semiconductor storage device conducting a late-write operation and...

Tuning-fork type vibration gyro and electrode trimming method therefor

Optical disk apparatus compatible with different types of mediums

Semiconductor memory device

Semiconductor device and semiconductor device testing method

Semiconductor memory device

Semiconductor storage device conducting a late-write operation and...

Tuning fork type vibration gyro