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TAKAYUKI SHIMIZU
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device and electronic apparatus
Patent number
11,842,680
Issue date
Dec 12, 2023
Sharp Semiconductor Innovation Corporation
Isamu Kawabe
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Light detection device and electronic apparatus comprising plural S...
Patent number
11,525,913
Issue date
Dec 13, 2022
SHARP KABUSHIKI KAISHA
Takayuki Shimizu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical sensor and electronic device
Patent number
11,415,696
Issue date
Aug 16, 2022
SHARP KABUSHIKI KAISHA
Hideki Sato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light detection device and electronic apparatus comprising a revers...
Patent number
11,397,249
Issue date
Jul 26, 2022
SHARP KABUSHIKI KAISHA
Takayuki Shimizu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical sensor, distance measurement device, and electronic apparatus
Patent number
11,366,205
Issue date
Jun 21, 2022
SHARP KABUSHIKI KAISHA
Yoshiki Ikuta
G01 - MEASURING TESTING
Information
Patent Grant
Ranging sensor
Patent number
11,307,293
Issue date
Apr 19, 2022
SHARP KABUSHIKI KAISHA
Takuma Hiramatsu
G01 - MEASURING TESTING
Information
Patent Grant
Optical sensor and electronic device
Patent number
11,287,518
Issue date
Mar 29, 2022
Sharp Kabushiki Kaisha
Yoshiki Ikuta
G01 - MEASURING TESTING
Information
Patent Grant
Light sensor, electronic device, computation apparatus, and method...
Patent number
11,221,410
Issue date
Jan 11, 2022
Sharp Kabushiki Kaisha
Yoshiki Ikuta
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical sensor and electronic device
Patent number
11,175,387
Issue date
Nov 16, 2021
SHARP KABUSHIKI KAISHA
Hideki Sato
G01 - MEASURING TESTING
Information
Patent Grant
Photodetector and portable electronic equipment
Patent number
11,112,494
Issue date
Sep 7, 2021
SHARP KABUSHIKI KAISHA
Takayuki Shimizu
G01 - MEASURING TESTING
Information
Patent Grant
Ranging sensor
Patent number
11,061,139
Issue date
Jul 13, 2021
Sharp Kabushiki Kaisha
Hideki Sato
G01 - MEASURING TESTING
Information
Patent Grant
Optical sensor and electronic device
Patent number
10,705,212
Issue date
Jul 7, 2020
SHARP KABUSHIKI KAISHA
Hideki Sato
G01 - MEASURING TESTING
Information
Patent Grant
Optical sensor and electronic device
Patent number
10,677,648
Issue date
Jun 9, 2020
SHARP KABUSHIKI KAISHA
Yoshiki Ikuta
G01 - MEASURING TESTING
Information
Patent Grant
Light-emitting element drive circuit and portable electronic instru...
Patent number
10,555,387
Issue date
Feb 4, 2020
SHARP KABUSHIKI KAISHA
Takayuki Shimizu
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Light receiver and portable electronic apparatus
Patent number
10,281,323
Issue date
May 7, 2019
SHARP KABUSHIKI KAISHA
Hideki Sato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light receiver and mobile electronic device
Patent number
10,006,805
Issue date
Jun 26, 2018
Sharp Kabushiki Kaisha
Takayuki Shimizu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical sensor and electronic device
Patent number
9,618,609
Issue date
Apr 11, 2017
Sharp Kabushiki Kaisha
Yasuyuki Shirasaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical sensor and electronic apparatus
Patent number
9,600,123
Issue date
Mar 21, 2017
Sharp Kabushiki Kaisha
Takayuki Shimizu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Light sensor and electronic device
Patent number
9,562,922
Issue date
Feb 7, 2017
Sharp Kabushiki Kaisha
Tadamasa Kimura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
LED drive circuit and LED illumination apparatus
Patent number
9,497,808
Issue date
Nov 15, 2016
Sharp Kabushiki Kaisha
Takeshi Murata
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED drive circuit and LED illumination light
Patent number
8,970,123
Issue date
Mar 3, 2015
Sharp Kabushiki Kaisha
Atsushi Kanamori
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED drive circuit and LED illumination unit
Patent number
8,878,449
Issue date
Nov 4, 2014
Sharp Kabushiki Kaisha
Atsushi Kanamori
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED drive circuit and LED illumination apparatus using the same
Patent number
8,692,469
Issue date
Apr 8, 2014
Sharp Kabushiki Kaisha
Takayuki Shimizu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED drive circuit and LED illumination component using the same
Patent number
8,653,751
Issue date
Feb 18, 2014
Sharp Kabushiki Kaisha
Takayuki Shimizu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED driver circuit and LED lighting device using the same
Patent number
8,643,301
Issue date
Feb 4, 2014
Sharp Kabushiki Kaisha
Atsushi Kanamori
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED drive circuit, LED illumination component, LED illumination dev...
Patent number
8,536,798
Issue date
Sep 17, 2013
Sharp Kabushiki Kaisha
Hideo Matsuda
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED drive circuit, LED illumination fixture, LED illumination devic...
Patent number
8,421,371
Issue date
Apr 16, 2013
Sharp Kabushiki Kaisha
Takayuki Shimizu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Photocurrent sensing circuit converting an illumination of visible...
Patent number
7,683,955
Issue date
Mar 23, 2010
Sharp Kabushiki Kaisha
Takayuki Shimizu
G01 - MEASURING TESTING
Information
Patent Grant
Illuminance sensor determining the duty ratio of a PWM signal based...
Patent number
7,554,065
Issue date
Jun 30, 2009
Sharp Kabushiki Kaisha
Takayuki Shimizu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Light emitting diode driving circuit and optical transmitter for us...
Patent number
7,532,823
Issue date
May 12, 2009
Sharp Kabushiki Kaisha
Takayuki Shimizu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL SENSOR
Publication number
20240077588
Publication date
Mar 7, 2024
Sharp Semiconductor Innovation Corporation
Takayuki SHIMIZU
G01 - MEASURING TESTING
Information
Patent Application
SEMICONDUCTOR DEVICE AND ELECTRONIC APPARATUS
Publication number
20230162671
Publication date
May 25, 2023
Sharp Semiconductor Innovation Corporation
Isamu KAWABE
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
ANALOG-TO-DIGITAL CONVERTER
Publication number
20230163771
Publication date
May 25, 2023
Sharp Semiconductor Innovation Corporation
Kohji HAMAGUCHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PHOTODETECTOR AND PORTABLE ELECTRONIC EQUIPMENT
Publication number
20210141069
Publication date
May 13, 2021
SHARP KABUSHIKI KAISHA
TAKAYUKI SHIMIZU
G01 - MEASURING TESTING
Information
Patent Application
RANGING SENSOR
Publication number
20210018628
Publication date
Jan 21, 2021
Sharp Kabushiki Kaisha
HIDEKI SATO
G01 - MEASURING TESTING
Information
Patent Application
LIGHT DETECTION DEVICE AND ELECTRONIC APPARATUS
Publication number
20200386889
Publication date
Dec 10, 2020
Sharp Kabushiki Kaisha
TAKAYUKI SHIMIZU
G01 - MEASURING TESTING
Information
Patent Application
LIGHT SENSOR, ELECTRONIC DEVICE, COMPUTATION APPARATUS, AND METHOD...
Publication number
20200191958
Publication date
Jun 18, 2020
SHARP KABUSHIKI KAISHA
YOSHIKI IKUTA
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL SENSOR AND ELECTRONIC DEVICE
Publication number
20200088875
Publication date
Mar 19, 2020
SHARP KABUSHIKI KAISHA
HIDEKI SATO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL SENSOR AND ELECTRONIC DEVICE
Publication number
20190257689
Publication date
Aug 22, 2019
SHARP KABUSHIKI KAISHA
YOSHIKI IKUTA
G01 - MEASURING TESTING
Information
Patent Application
LIGHT DETECTION DEVICE AND ELECTRONIC APPARATUS
Publication number
20190259902
Publication date
Aug 22, 2019
SHARP KABUSHIKI KAISHA
TAKAYUKI SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL SENSOR AND ELECTRONIC DEVICE
Publication number
20190195993
Publication date
Jun 27, 2019
SHARP KABUSHIKI KAISHA
HIDEKI SATO
G01 - MEASURING TESTING
Information
Patent Application
LIGHT-EMITTING ELEMENT DRIVE CIRCUIT AND PORTABLE ELECTRONIC INSTRU...
Publication number
20190159309
Publication date
May 23, 2019
SHARP KABUSHIKI KAISHA
TAKAYUKI SHIMIZU
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
OPTICAL SENSOR AND ELECTRONIC DEVICE
Publication number
20190146086
Publication date
May 16, 2019
Sharp Kabushiki Kaisha
HIDEKI SATO
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL SENSOR AND ELECTRONIC DEVICE
Publication number
20190129015
Publication date
May 2, 2019
SHARP KABUSHIKI KAISHA
YOSHIKI IKUTA
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL SENSOR, DISTANCE MEASUREMENT DEVICE, AND ELECTRONIC APPARATUS
Publication number
20190129012
Publication date
May 2, 2019
Sharp Kabushiki Kaisha
YOSHIKI IKUTA
G01 - MEASURING TESTING
Information
Patent Application
RANGING SENSOR
Publication number
20190094342
Publication date
Mar 28, 2019
Sharp Kabushiki Kaisha
TAKUMA HIRAMATSU
G01 - MEASURING TESTING
Information
Patent Application
LIGHT RECEIVER AND PORTABLE ELECTRONIC APPARATUS
Publication number
20180038731
Publication date
Feb 8, 2018
SHARP KABUSHIKI KAISHA
Hideki SATO
G01 - MEASURING TESTING
Information
Patent Application
LIGHT RECEIVER AND MOBILE ELECTRONIC DEVICE
Publication number
20170138786
Publication date
May 18, 2017
Sharp Kabushiki Kaisha
TAKAYUKI SHIMIZU
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL SENSOR AND ELECTRONIC DEVICE
Publication number
20160178735
Publication date
Jun 23, 2016
Sharp Kabushiki Kaisha
Yasuyuki SHIRASAKA
G01 - MEASURING TESTING
Information
Patent Application
LIGHT SENSOR AND ELECTRONIC DEVICE
Publication number
20150316572
Publication date
Nov 5, 2015
Sharp Kabushiki Kaisha
Tadamasa KIMURA
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL SENSOR AND ELECTRONIC APPARATUS
Publication number
20150261338
Publication date
Sep 17, 2015
Sharp Kabushiki Kaisha
Takayuki Shimizu
G01 - MEASURING TESTING
Information
Patent Application
LED DRIVE CIRCUIT AND LED ILLUMINATION UNIT
Publication number
20130134895
Publication date
May 30, 2013
Atsushi KANAMORI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED DRIVE CIRCUIT AND LED ILLUMINATION APPARATUS USING THE SAME
Publication number
20130076248
Publication date
Mar 28, 2013
Takayuki Shimizu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED DRIVE CIRCUIT AND LED ILLUMINATION LIGHT
Publication number
20120274230
Publication date
Nov 1, 2012
Atsushi KANAMORI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED DRIVE CIRCUIT AND LED ILLUMINATION COMPONENT USING THE SAME
Publication number
20120153836
Publication date
Jun 21, 2012
Takayuki SHIMIZU
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LED DRIVE CIRCUIT AND LED ILLUMINATION APPARATUS
Publication number
20120126708
Publication date
May 24, 2012
Takeshi MURATA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED DRIVE CIRCUIT, LED ILLUMINATION COMPONENT, LED ILLUMINATION DEV...
Publication number
20120068617
Publication date
Mar 22, 2012
Hideo MATSUDA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED DRIVE CIRCUIT AND LED ILLUMINATION COMPONENT USING THE SAME
Publication number
20120049755
Publication date
Mar 1, 2012
Takayuki SHIMIZU
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LED DRIVER CIRCUIT AND LED LIGHTING DEVICE USING THE SAME
Publication number
20120043902
Publication date
Feb 23, 2012
Sharp Kabushiki Kaisha
Atsushi KANAMORI
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LED DRIVE CIRCUIT, LED ILLUMINATION FIXTURE, LED ILLUMINATION DEVIC...
Publication number
20110234115
Publication date
Sep 29, 2011
Takayuki SHIMIZU
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...