Hiromasa Amma

Person

Kawasaki-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Liquid ejection head and liquid ejection apparatus
- Patent number 12,090,758
- Issue date Sep 17, 2024
- Canon Kabushiki Kaisha
- Satoshi Kimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Manufacturing method of liquid ejection head
- Patent number 11,685,089
- Issue date Jun 27, 2023
- Canon Kabushiki Kaisha
- Takuya Iwano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Resin molding method
- Patent number 11,020,887
- Issue date Jun 1, 2021
- Canon Kabushiki Kaisha
- Satoshi Oikawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Inkjet printing apparatus
- Patent number 10,994,542
- Issue date May 4, 2021
- Canon Kabushiki Kaisha
- Tetsuji Kurata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid supply member and manufacturing method of liquid supply member
- Patent number 10,926,441
- Issue date Feb 23, 2021
- Canon Kabushiki Kaisha
- Naoko Tsujiuchi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Manufacturing method of liquid supply member
- Patent number 10,906,221
- Issue date Feb 2, 2021
- Canon Kabushiki Kaisha
- Naoko Tsujiuchi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of manufacturing liquid supply unit
- Patent number 10,870,279
- Issue date Dec 22, 2020
- Canon Kabushiki Kaisha
- Soji Kondo
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Molded part, manufacturing method of molded part and mold
- Patent number 10,828,812
- Issue date Nov 10, 2020
- Canon Kabushiki Kaisha
- Takuya Iwano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Liquid ejection head
- Patent number 10,654,269
- Issue date May 19, 2020
- Canon Kabushiki Kaisha
- Shin Ishimatsu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejection head
- Patent number 10,618,280
- Issue date Apr 14, 2020
- Canon Kabushiki Kaisha
- Shin Ishimatsu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejection head unit and liquid ejection apparatus
- Patent number 10,618,327
- Issue date Apr 14, 2020
- Canon Kabushiki Kaisha
- Takuya Iwano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of manufacturing liquid ejecting head, and liquid ejecting head
- Patent number 10,532,574
- Issue date Jan 14, 2020
- Canon Kabushiki Kaisha
- Takuya Iwano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of manufacturing liquid ejecting head
- Patent number 10,525,711
- Issue date Jan 7, 2020
- Canon Kabushiki Kaisha
- Hiromasa Amma
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for manufacturing liquid supply member
- Patent number 10,513,069
- Issue date Dec 24, 2019
- Canon Kabushiki Kaisha
- Satoshi Oikawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Liquid ejecting head
- Patent number 10,507,644
- Issue date Dec 17, 2019
- Canon Kabushiki Kaisha
- Shogo Kawamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejecting head and liquid ejecting apparatus
- Patent number 10,471,727
- Issue date Nov 12, 2019
- Canon Kabushiki Kaisha
- Chiaki Muraoka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Manufacturing method of liquid supply component
- Patent number 10,471,719
- Issue date Nov 12, 2019
- Canon Kabushiki Kaisha
- Kyosuke Toda
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Liquid ejection head, liquid ejection apparatus, and method of atta...
- Patent number 10,471,728
- Issue date Nov 12, 2019
- Canon Kabushiki Kaisha
- Genji Inada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Resin molding method
- Patent number 10,434,694
- Issue date Oct 8, 2019
- Canon Kabushiki Kaisha
- Yasushi Iijima
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Liquid ejection head
- Patent number 10,391,767
- Issue date Aug 27, 2019
- Canon Kabushiki Kaisha
- Yasuhiko Osaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejection head unit and liquid ejecting apparatus
- Patent number 10,384,457
- Issue date Aug 20, 2019
- Canon Kabushiki Kaisha
- Tomoki Tsuji
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for manufacturing liquid supply member
- Patent number 10,363,692
- Issue date Jul 30, 2019
- Canon Kabushiki Kaisha
- Satoshi Oikawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for manufacturing liquid-ejecting head
- Patent number 10,307,967
- Issue date Jun 4, 2019
- Canon Kabushiki Kaisha
- Kyosuke Toda
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Manufacture method of liquid supply member and manufacture apparatus
- Patent number 10,300,643
- Issue date May 28, 2019
- Canon Kabushiki Kaisha
- Naoko Tsujiuchi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Liquid ejection head, liquid ejection apparatus, flow path member,...
- Patent number 10,081,185
- Issue date Sep 25, 2018
- Canon Kabushiki Kaisha
- Satoshi Kimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for manufacturing liquid-ejecting head
- Patent number 10,071,512
- Issue date Sep 11, 2018
- Canon Kabushiki Kaisha
- Satoshi Kimura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Liquid discharge head
- Patent number 9,981,476
- Issue date May 29, 2018
- Canon Kabushiki Kaisha
- Chiaki Muraoka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejection head, liquid ejection apparatus and manufacturing m...
- Patent number 9,975,346
- Issue date May 22, 2018
- Canon Kabushiki Kaisha
- Hiromasa Amma
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejection head and method for manufacturing the same
- Patent number 9,969,167
- Issue date May 15, 2018
- Canon Kabushiki Kaisha
- Hiromasa Amma
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Manufacture method of liquid supply member, manufacture apparatus,...
- Patent number 9,931,850
- Issue date Apr 3, 2018
- Canon Kabushiki Kaisha
- Takuya Iwano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
LIQUID EJECTION HEAD AND MANUFACTURING METHOD OF LIQUID EJECTION HEAD
- Publication number 20240217237
- Publication date Jul 4, 2024
- Canon Kabushiki Kaisha
- TOMOKI TSUJI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS COMPRISING THE SAME
- Publication number 20240217236
- Publication date Jul 4, 2024
- Canon Kabushiki Kaisha
- YASUHIKO OSAKI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD
- Publication number 20240217233
- Publication date Jul 4, 2024
- Canon Kabushiki Kaisha
- TATSUROU MORI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD
- Publication number 20240181777
- Publication date Jun 6, 2024
- Canon Kabushiki Kaisha
- YASUHIKO OSAKI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS
- Publication number 20230311510
- Publication date Oct 5, 2023
- Canon Kabushiki Kaisha
- TOMOKI TSUJI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS
- Publication number 20220339935
- Publication date Oct 27, 2022
- Canon Kabushiki Kaisha
- Satoshi Kimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
MANUFACTURING METHOD OF LIQUID EJECTION HEAD
- Publication number 20210170647
- Publication date Jun 10, 2021
- Canon Kabushiki Kaisha
- Takuya Iwano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INKJET PRINTING APPARATUS
- Publication number 20200047503
- Publication date Feb 13, 2020
- Canon Kabushiki Kaisha
- Tetsuji Kurata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD
- Publication number 20190009535
- Publication date Jan 10, 2019
- Canon Kabushiki Kaisha
- Yasuhiko Osaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD UNIT AND LIQUID EJECTION APPARATUS
- Publication number 20190009540
- Publication date Jan 10, 2019
- Canon Kabushiki Kaisha
- Takuya Iwano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD UNIT AND LIQUID EJECTING APPARATUS
- Publication number 20190009542
- Publication date Jan 10, 2019
- Canon Kabushiki Kaisha
- Tomoki Tsuji
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD
- Publication number 20190001674
- Publication date Jan 3, 2019
- Canon Kabushiki Kaisha
- Shin Ishimatsu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS, AND METHOD OF ATTA...
- Publication number 20180361748
- Publication date Dec 20, 2018
- Canon Kabushiki Kaisha
- Genji Inada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING HEAD
- Publication number 20180304620
- Publication date Oct 25, 2018
- Canon Kabushiki Kaisha
- Shogo Kawamura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD OF MANUFACTURING LIQUID SUPPLY UNIT AND METHOD OF MANUFACTUR...
- Publication number 20180141247
- Publication date May 24, 2018
- Canon Kabushiki Kaisha
- Noriyasu Nagai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD OF MANUFACTURING LIQUID EJECTING HEAD, AND LIQUID EJECTING...
- Publication number 20180141339
- Publication date May 24, 2018
- Canon Kabushiki Kaisha
- Takuya Iwano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD OF MANUFACTURING LIQUID SUPPLY UNIT
- Publication number 20180141340
- Publication date May 24, 2018
- Canon Kabushiki Kaisha
- Soji Kondo
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD OF MANUFACTURING LIQUID EJECTING HEAD
- Publication number 20180141341
- Publication date May 24, 2018
- Canon Kabushiki Kaisha
- Hiromasa Amma
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS, FLOW PATH MEMBER,...
- Publication number 20180086064
- Publication date Mar 29, 2018
- Canon Kabushiki Kaisha
- Satoshi Kimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID SUPPLY MEMBER AND MANUFACTURING METHOD OF LIQUID SUPPLY MEMBER
- Publication number 20180029266
- Publication date Feb 1, 2018
- Canon Kabushiki Kaisha
- Naoko Tsujiuchi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
MANUFACTURING METHOD OF LIQUID SUPPLY MEMBER
- Publication number 20180029267
- Publication date Feb 1, 2018
- Canon Kabushiki Kaisha
- Naoko Tsujiuchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
RESIN MOLDING METHOD
- Publication number 20180001527
- Publication date Jan 4, 2018
- Canon Kabushiki Kaisha
- Yasushi Iijima
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
RESIN MOLDING METHOD
- Publication number 20170368728
- Publication date Dec 28, 2017
- Canon Kabushiki Kaisha
- Satoshi Oikawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
MANUFACTURING METHOD OF LIQUID SUPPLY COMPONENT, MANUFACTURING APPA...
- Publication number 20170368829
- Publication date Dec 28, 2017
- Canon Kabushiki Kaisha
- Kyosuke Toda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE HEAD
- Publication number 20170120588
- Publication date May 4, 2017
- Canon Kabushiki Kaisha
- Chiaki Muraoka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS AND MANUFACTURING M...
- Publication number 20160347077
- Publication date Dec 1, 2016
- Canon Kabushiki Kaisha
- Hiromasa Amma
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD FOR MANUFACTURING LIQUID SUPPLY MEMBER
- Publication number 20160346970
- Publication date Dec 1, 2016
- Canon Kabushiki Kaisha
- Satoshi Oikawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
MOLDED PART, MANUFACTURING METHOD OF MOLDED PART AND MOLD
- Publication number 20160346971
- Publication date Dec 1, 2016
- Canon Kabushiki Kaisha
- Takuya Iwano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD FOR MANUFACTURING LIQUID-EJECTING HEAD
- Publication number 20160346968
- Publication date Dec 1, 2016
- Canon Kabushiki Kaisha
- Satoshi Kimura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD FOR MANUFACTURING MOLDED MEMBER AND LIQUID EJECTING HEAD, LI...
- Publication number 20160347066
- Publication date Dec 1, 2016
- Canon Kabushiki Kaisha
- Hiromasa Amma
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Hiromasa Amma

Person

Patents Grantslast 30 patents

Liquid ejection head and liquid ejection apparatus

Manufacturing method of liquid ejection head

Resin molding method

Inkjet printing apparatus

Liquid supply member and manufacturing method of liquid supply member

Manufacturing method of liquid supply member

Method of manufacturing liquid supply unit

Molded part, manufacturing method of molded part and mold

Liquid ejection head

Liquid ejection head

Liquid ejection head unit and liquid ejection apparatus

Method of manufacturing liquid ejecting head, and liquid ejecting head

Method of manufacturing liquid ejecting head

Method for manufacturing liquid supply member

Liquid ejecting head

Liquid ejecting head and liquid ejecting apparatus

Manufacturing method of liquid supply component

Liquid ejection head, liquid ejection apparatus, and method of atta...

Resin molding method

Liquid ejection head

Liquid ejection head unit and liquid ejecting apparatus

Method for manufacturing liquid supply member

Method for manufacturing liquid-ejecting head

Manufacture method of liquid supply member and manufacture apparatus

Liquid ejection head, liquid ejection apparatus, flow path member,...

Method for manufacturing liquid-ejecting head

Liquid discharge head

Liquid ejection head, liquid ejection apparatus and manufacturing m...

Liquid ejection head and method for manufacturing the same

Manufacture method of liquid supply member, manufacture apparatus,...

Patents Applicationslast 30 patents

LIQUID EJECTION HEAD AND MANUFACTURING METHOD OF LIQUID EJECTION HEAD

LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS COMPRISING THE SAME

LIQUID EJECTION HEAD

LIQUID EJECTION HEAD

LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS

LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS

MANUFACTURING METHOD OF LIQUID EJECTION HEAD

INKJET PRINTING APPARATUS

LIQUID EJECTION HEAD

LIQUID EJECTION HEAD UNIT AND LIQUID EJECTION APPARATUS

LIQUID EJECTION HEAD UNIT AND LIQUID EJECTING APPARATUS

LIQUID EJECTION HEAD

LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS, AND METHOD OF ATTA...

LIQUID EJECTING HEAD

METHOD OF MANUFACTURING LIQUID SUPPLY UNIT AND METHOD OF MANUFACTUR...

METHOD OF MANUFACTURING LIQUID EJECTING HEAD, AND LIQUID EJECTING...

METHOD OF MANUFACTURING LIQUID SUPPLY UNIT

METHOD OF MANUFACTURING LIQUID EJECTING HEAD

LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS, FLOW PATH MEMBER,...

LIQUID SUPPLY MEMBER AND MANUFACTURING METHOD OF LIQUID SUPPLY MEMBER

MANUFACTURING METHOD OF LIQUID SUPPLY MEMBER

RESIN MOLDING METHOD

RESIN MOLDING METHOD

MANUFACTURING METHOD OF LIQUID SUPPLY COMPONENT, MANUFACTURING APPA...

LIQUID DISCHARGE HEAD

LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS AND MANUFACTURING M...

METHOD FOR MANUFACTURING LIQUID SUPPLY MEMBER

MOLDED PART, MANUFACTURING METHOD OF MOLDED PART AND MOLD

METHOD FOR MANUFACTURING LIQUID-EJECTING HEAD

METHOD FOR MANUFACTURING MOLDED MEMBER AND LIQUID EJECTING HEAD, LI...