Akinori MAEKAWA

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Enclosing-sealing device and image formation system having the same
- Patent number 9,688,093
- Issue date Jun 27, 2017
- Riso Kagaku Corporation
- Masakazu Kawano
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Sheet folding device
- Patent number 9,604,815
- Issue date Mar 28, 2017
- Riso Kagaku Corporation
- Taku Naitou
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Envelope sheet
- Patent number 9,139,338
- Issue date Sep 22, 2015
- Riso Kagaku Corporation
- Tadayuki Wakatabi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Water application unit for automatically applying water onto sheet...
- Patent number 9,044,772
- Issue date Jun 2, 2015
- Riso Kagaku Corporation
- Akinori Maekawa
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
SHEET FOLDING DEVICE
- Publication number 20140243180
- Publication date Aug 28, 2014
- Riso Kagaku Corporation
- Taku NAITOU
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
ENVELOPE SHEET
- Publication number 20140076960
- Publication date Mar 20, 2014
- Riso Kagaku Corporation
- Tadayuki WAKATABI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
WATER APPLICATION UNIT FOR AUTOMATICALLY APPLYING WATER ONTO SHEET...
- Publication number 20130284085
- Publication date Oct 31, 2013
- Riso Kagaku Corporation
- Akinori MAEKAWA
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
ENCLOSING-SEALING DEVICE AND IMAGE FORMATION SYSTEM HAVING THE SAME
- Publication number 20120159899
- Publication date Jun 28, 2012
- Riso Kagaku Corporation
- Masakazu KAWANO
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES