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Akio TSUTSUMI
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Chino, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Circuit device and oscillator
Patent number
12,184,293
Issue date
Dec 31, 2024
Seiko Epson Corporation
Jun Uehara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital-output temperature sensor, circuit device, and oscillator
Patent number
11,698,306
Issue date
Jul 11, 2023
Seiko Epson Corporation
Akio Tsutsumi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Circuit device, physical quantity measuring device, electronic appa...
Patent number
11,662,441
Issue date
May 30, 2023
Seiko Epson Corporation
Hideo Haneda
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Real-time clock device and electronic apparatus
Patent number
11,567,529
Issue date
Jan 31, 2023
Seiko Epson Corporation
Hideo Haneda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Circuit device, electronic device, communication system, and vehicl...
Patent number
11,397,446
Issue date
Jul 26, 2022
Seiko Epson Corporation
Hisahiro Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Circuit device, physical quantity measuring device, electronic appa...
Patent number
11,320,792
Issue date
May 3, 2022
Seiko Epson Corporation
Yasuhiro Sudo
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Diagnostic circuit, electronic circuit, electronic device, and mobi...
Patent number
11,262,416
Issue date
Mar 1, 2022
Seiko Epson Corporation
Akio Tsutsumi
G01 - MEASURING TESTING
Information
Patent Grant
Oscillator and electronic apparatus
Patent number
11,201,588
Issue date
Dec 14, 2021
Seiko Epson Corporation
Hideo Haneda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Charge pump circuit, PLL circuit, and oscillator
Patent number
11,196,427
Issue date
Dec 7, 2021
Seiko Epson Corporation
Akio Tsutsumi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Oscillation circuit, oscillator, communication device, and method o...
Patent number
11,043,954
Issue date
Jun 22, 2021
Seiko Epson Corporation
Hideo Haneda
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Physical quantity measurement apparatus, electronic apparatus, and...
Patent number
10,884,041
Issue date
Jan 5, 2021
Seiko Epson Corporation
Katsuhiko Maki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Circuit device, oscillator, electronic apparatus, and vehicle
Patent number
10,680,554
Issue date
Jun 9, 2020
Seiko Epson Corporation
Hideo Haneda
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Resonator device, electronic apparatus, and vehicle
Patent number
10,666,195
Issue date
May 26, 2020
Seiko Epson Corporation
Akio Tsutsumi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Integrated circuit device, physical quantity measuring device, elec...
Patent number
10,613,483
Issue date
Apr 7, 2020
Seiko Epson Corporation
Fumikazu Komatsu
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Resonator device, electronic apparatus, and vehicle
Patent number
10,608,586
Issue date
Mar 31, 2020
Seiko Epson Corporation
Atsushi Tanaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Resonator device, electronic apparatus, and vehicle
Patent number
10,594,295
Issue date
Mar 17, 2020
Seiko Epson Corporation
Akio Tsutsumi
G04 - HOROLOGY
Information
Patent Grant
Integrated circuit device, physical quantity measuring device, elec...
Patent number
10,403,679
Issue date
Sep 3, 2019
Seiko Epson Corporation
Fumikazu Komatsu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Circuit device, physical quantity measurement device, electronic ap...
Patent number
10,396,804
Issue date
Aug 27, 2019
Seiko Epson Corporation
Akio Tsutsumi
G04 - HOROLOGY
Information
Patent Grant
Circuit device, physical quantity measurement apparatus, electronic...
Patent number
10,305,496
Issue date
May 28, 2019
Seiko Epson Corporation
Yasuhiro Sudo
G04 - HOROLOGY
Information
Patent Grant
Circuit device, physical quantity measurement device, electronic ap...
Patent number
10,268,164
Issue date
Apr 23, 2019
Seiko Epson Corporation
Akio Tsutsumi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Circuit device, physical quantity measurement device, electronic ap...
Patent number
10,224,939
Issue date
Mar 5, 2019
Seiko Epson Corporation
Akio Tsutsumi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Integrated circuit device, electronic apparatus, and vehicle
Patent number
10,222,759
Issue date
Mar 5, 2019
Seiko Epson Corporation
Katsuhiko Maki
G04 - HOROLOGY
Information
Patent Grant
Physical quantity detection circuit, physical quantity detection de...
Patent number
9,658,065
Issue date
May 23, 2017
Seiko Epson Corporation
Akio Tsutsumi
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Circuit Unit And Vibrator Device
Publication number
20240030871
Publication date
Jan 25, 2024
SEIKO EPSON CORPORATION
Hisahiro ITO
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Circuit Device And Oscillator
Publication number
20230318608
Publication date
Oct 5, 2023
SEIKO EPSON CORPORATION
Jun UEHARA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Digital-Output Temperature Sensor, Circuit Device, And Oscillator
Publication number
20220276100
Publication date
Sep 1, 2022
SEIKO EPSON CORPORATION
Akio TSUTSUMI
G01 - MEASURING TESTING
Information
Patent Application
CIRCUIT DEVICE, ELECTRONIC DEVICE, COMMUNICATION SYSTEM, AND VEHICL...
Publication number
20220004220
Publication date
Jan 6, 2022
SEIKO EPSON CORPORATION
Hisahiro ITO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Circuit device, physical quantity measuring device, electronic appa...
Publication number
20210373502
Publication date
Dec 2, 2021
Yasuhiro Sudo
B60 - VEHICLES IN GENERAL
Information
Patent Application
Charge Pump Circuit, PLL Circuit, And Oscillator
Publication number
20210273643
Publication date
Sep 2, 2021
SEIKO EPSON CORPORATION
Akio TSUTSUMI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Real-Time Clock Device And Electronic Apparatus
Publication number
20210200260
Publication date
Jul 1, 2021
SEIKO EPSON CORPORATION
Hideo HANEDA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Oscillator And Electronic Apparatus
Publication number
20210194428
Publication date
Jun 24, 2021
SEIKO EPSON CORPORATION
Hideo HANEDA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Oscillation Circuit, Oscillator, Communication Device, And Method O...
Publication number
20200412371
Publication date
Dec 31, 2020
SEIKO EPSON CORPORATION
Hideo HANEDA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DIAGNOSTIC CIRCUIT, ELECTRONIC CIRCUIT, ELECTRONIC DEVICE, AND MOBI...
Publication number
20200256928
Publication date
Aug 13, 2020
SEIKO EPSON CORPORATION
Akio TSUTSUMI
G01 - MEASURING TESTING
Information
Patent Application
Circuit Device, Oscillator, Electronic Apparatus, And Vehicle
Publication number
20190190448
Publication date
Jun 20, 2019
SEIKO EPSON CORPORATION
Hideo HANEDA
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
INTEGRATED CIRCUIT DEVICE, PHYSICAL QUANTITY MEASURING DEVICE, ELEC...
Publication number
20190033793
Publication date
Jan 31, 2019
SEIKO EPSON CORPORATION
Fumikazu KOMATSU
B60 - VEHICLES IN GENERAL
Information
Patent Application
INTEGRATED CIRCUIT DEVICE, PHYSICAL QUANTITY MEASURING DEVICE, ELEC...
Publication number
20190035847
Publication date
Jan 31, 2019
SEIKO EPSON CORPORATION
Fumikazu KOMATSU
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CIRCUIT DEVICE, PHYSICAL QUANTITY MEASURING DEVICE, ELECTRONIC APPA...
Publication number
20190033431
Publication date
Jan 31, 2019
SEIKO EPSON CORPORATION
Hideo HANEDA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Resonator Device, Electronic Apparatus, And Vehicle
Publication number
20190035848
Publication date
Jan 31, 2019
SEIKO EPSON CORPORATION
Atsushi TANAKA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Resonator Device, Electronic Apparatus, And Vehicle
Publication number
20190006989
Publication date
Jan 3, 2019
SEIKO EPSON CORPORATION
Akio TSUTSUMI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
RESONATOR DEVICE, ELECTRONIC APPARATUS, AND VEHICLE
Publication number
20190007027
Publication date
Jan 3, 2019
SEIKO EPSON CORPORATION
Akio TSUTSUMI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CIRCUIT DEVICE, PHYSICAL QUANTITY MEASUREMENT DEVICE, ELECTRONIC AP...
Publication number
20180239307
Publication date
Aug 23, 2018
SEIKO EPSON CORPORATION
Akio TSUTSUMI
B60 - VEHICLES IN GENERAL
Information
Patent Application
CIRCUIT DEVICE, PHYSICAL QUANTITY MEASUREMENT APPARATUS, ELECTRONIC...
Publication number
20180091158
Publication date
Mar 29, 2018
SEIKO EPSON CORPORATION
Yasuhiro SUDO
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
INTEGRATED CIRCUIT DEVICE, ELECTRONIC APPARATUS, AND VEHICLE
Publication number
20180091156
Publication date
Mar 29, 2018
SEIKO EPSON CORPORATION
Katsuhiko MAKI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PHYSICAL QUANTITY MEASUREMENT APPARATUS, ELECTRONIC APPARATUS, AND...
Publication number
20180088160
Publication date
Mar 29, 2018
SEIKO EPSON CORPORATION
Katsuhiko MAKI
G01 - MEASURING TESTING
Information
Patent Application
CIRCUIT DEVICE, PHYSICAL QUANTITY MEASUREMENT DEVICE, ELECTRONIC AP...
Publication number
20180091159
Publication date
Mar 29, 2018
SEIKO EPSON CORPORATION
Akio TSUTSUMI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
CIRCUIT DEVICE, PHYSICAL QUANTITY MEASUREMENT DEVICE, ELECTRONIC AP...
Publication number
20180091160
Publication date
Mar 29, 2018
SEIKO EPSON CORPORATION
Akio TSUTSUMI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PHYSICAL QUANTITY DETECTION CIRCUIT, PHYSICAL QUANTITY DETECTION DE...
Publication number
20140318244
Publication date
Oct 30, 2014
SEIKO EPSON CORPORATION
Akio TSUTSUMI
G01 - MEASURING TESTING