Akihiro YAMAGATA

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Ibaraki-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Printing system
- Patent number 11,850,843
- Issue date Dec 26, 2023
- Riso Kagaku Corporation
- Akihiro Yamagata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer having duplex printing function
- Patent number 9,358,816
- Issue date Jun 7, 2016
- Riso Kagaku Corporation
- Akihiro Yamagata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Paper feeder and printer
- Patent number 8,864,132
- Issue date Oct 21, 2014
- Riso Kagaku Corporation
- Akihiro Yamagata
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet supply device
- Patent number 8,840,217
- Issue date Sep 23, 2014
- Riso Kagaku Corporation
- Akihiro Yamagata
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Paper feeder
- Patent number 8,814,163
- Issue date Aug 26, 2014
- Riso Kagaku Corporation
- Akihiro Yamagata
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet supply device
- Patent number 8,794,625
- Issue date Aug 5, 2014
- Riso Kagaku Corporation
- Akihiro Yamagata
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
PRINTING SYSTEM
- Publication number 20220288952
- Publication date Sep 15, 2022
- Riso Kagaku Corporation
- Akihiro YAMAGATA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTER HAVING DUPLEX PRINTING FUNCTION
- Publication number 20160114602
- Publication date Apr 28, 2016
- Riso Kagaku Corporation
- Akihiro YAMAGATA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PAPER FEEDER AND PRINTER
- Publication number 20140232055
- Publication date Aug 21, 2014
- Riso Kagaku Corporation
- Akihiro YAMAGATA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
PAPER FEEDER
- Publication number 20120256365
- Publication date Oct 11, 2012
- Riso Kagaku Corporation
- Akihiro YAMAGATA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL