Ryuichi Umehara

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus to suppress toner adhering to guiding members
- Patent number 10,317,832
- Issue date Jun 11, 2019
- Canon Kabushiki Kaisha
- Jun Asami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus
- Patent number 10,261,462
- Issue date Apr 16, 2019
- Canon Kabushiki Kaisha
- Jun Asami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming system with information on conveying speed transferre...
- Patent number 10,061,254
- Issue date Aug 28, 2018
- Canon Kabushiki Kaisha
- Ryuichi Umehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,869,953
- Issue date Jan 16, 2018
- Canon Kabushiki Kaisha
- Toshiya Kaino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180239288
- Publication date Aug 23, 2018
- Canon Kabushiki Kaisha
- Jun Asami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20180095385
- Publication date Apr 5, 2018
- Canon Kabushiki Kaisha
- Jun Asami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20170227897
- Publication date Aug 10, 2017
- Canon Kabushiki Kaisha
- Toshiya Kaino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING SYSTEM
- Publication number 20170102654
- Publication date Apr 13, 2017
- Canon Kabushiki Kaisha
- Ryuichi Umehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY