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Tomokazu YAMADA
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Shiojiri, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
11,446,924
Issue date
Sep 20, 2022
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
11,396,177
Issue date
Jul 26, 2022
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
11,345,144
Issue date
May 31, 2022
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
11,345,142
Issue date
May 31, 2022
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
11,345,143
Issue date
May 31, 2022
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
11,298,939
Issue date
Apr 12, 2022
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
11,207,885
Issue date
Dec 28, 2021
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Print head, liquid ejection apparatus, and piezoelectric element co...
Patent number
10,889,108
Issue date
Jan 12, 2021
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Print head, liquid ejection apparatus, and piezoelectric element co...
Patent number
10,857,789
Issue date
Dec 8, 2020
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Print head, liquid ejection apparatus, and piezoelectric element co...
Patent number
10,821,726
Issue date
Nov 3, 2020
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharge apparatus, circuit substrate, and integrated circu...
Patent number
10,464,316
Issue date
Nov 5, 2019
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharge apparatus, circuit substrate, and integrated circu...
Patent number
10,457,041
Issue date
Oct 29, 2019
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, head unit, integrated circuit device for...
Patent number
10,434,767
Issue date
Oct 8, 2019
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
10,035,342
Issue date
Jul 31, 2018
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
10,000,058
Issue date
Jun 19, 2018
Seiko Epson Corporation
Tomokazu Yamada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Liquid ejecting apparatus and drive circuit
Patent number
9,908,329
Issue date
Mar 6, 2018
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, drive circuit, and integrated circuit
Patent number
9,849,670
Issue date
Dec 26, 2017
Seiko Epson Corporation
Tomokazu Yamada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Liquid discharging apparatus, head unit, capacitive load driving ci...
Patent number
9,764,548
Issue date
Sep 19, 2017
Seiko Epson Corporation
Tomokazu Yamada
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Liquid ejecting apparatus, head unit, integrated circuit device for...
Patent number
9,731,501
Issue date
Aug 15, 2017
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, head unit, integrated circuit device for...
Patent number
9,545,789
Issue date
Jan 17, 2017
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid discharging apparatus, head unit, capacitive load driving ci...
Patent number
9,539,805
Issue date
Jan 10, 2017
Seiko Epson Corporation
Tomokazu Yamada
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Liquid discharging apparatus, head unit, integrated circuit device...
Patent number
9,522,528
Issue date
Dec 20, 2016
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting apparatus, head unit, integrated circuit device for...
Patent number
9,399,341
Issue date
Jul 26, 2016
Seiko Epson Corporation
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20210197553
Publication date
Jul 1, 2021
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20210197554
Publication date
Jul 1, 2021
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20210197552
Publication date
Jul 1, 2021
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20200406610
Publication date
Dec 31, 2020
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20200406609
Publication date
Dec 31, 2020
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20200406611
Publication date
Dec 31, 2020
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20200406612
Publication date
Dec 31, 2020
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
PRINT HEAD, LIQUID EJECTION APPARATUS, AND PIEZOELECTRIC ELEMENT CO...
Publication number
20190291413
Publication date
Sep 26, 2019
SEIKO EPSON CORPORATION
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
PRINT HEAD, LIQUID EJECTION APPARATUS, AND PIEZOELECTRIC ELEMENT CO...
Publication number
20190291419
Publication date
Sep 26, 2019
SEIKO EPSON CORPORATION
Tomokazu Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
PRINT HEAD, LIQUID EJECTION APPARATUS, AND PIEZOELECTRIC ELEMENT CO...
Publication number
20190291423
Publication date
Sep 26, 2019
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGE APPARATUS, CIRCUIT SUBSTRATE, AND INTEGRATED CIRCU...
Publication number
20190009526
Publication date
Jan 10, 2019
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGE APPARATUS, CIRCUIT SUBSTRATE, AND INTEGRATED CIRCU...
Publication number
20190009525
Publication date
Jan 10, 2019
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20180072049
Publication date
Mar 15, 2018
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20180009219
Publication date
Jan 11, 2018
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20170266959
Publication date
Sep 21, 2017
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, DRIVE CIRCUIT, AND INTEGRATED CIRCUIT
Publication number
20170266958
Publication date
Sep 21, 2017
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS AND DRIVE CIRCUIT
Publication number
20170246864
Publication date
Aug 31, 2017
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGING APPARATUS, HEAD UNIT, CAPACITIVE LOAD DRIVING CI...
Publication number
20170111042
Publication date
Apr 20, 2017
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, HEAD UNIT, INTEGRATED CIRCUIT DEVICE FOR...
Publication number
20170087830
Publication date
Mar 30, 2017
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, HEAD UNIT, INTEGRATED CIRCUIT DEVICE FOR...
Publication number
20160303849
Publication date
Oct 20, 2016
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGING APPARATUS, HEAD UNIT, INTEGRATED CIRCUIT DEVICE...
Publication number
20160167372
Publication date
Jun 16, 2016
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID DISCHARGING APPARATUS, HEAD UNIT, CAPACITIVE LOAD DRIVING CI...
Publication number
20160167374
Publication date
Jun 16, 2016
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, HEAD UNIT, INTEGRATED CIRCUIT DEVICE FOR...
Publication number
20160144617
Publication date
May 26, 2016
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTING APPARATUS, HEAD UNIT, INTEGRATED CIRCUIT DEVICE FOR...
Publication number
20160144616
Publication date
May 26, 2016
SEIKO EPSON CORPORATION
Tomokazu YAMADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS