Mitsuhiko Maejima

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Nagano-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ink billing system with changeable billing rate table
- Patent number 9,916,607
- Issue date Mar 13, 2018
- Seiko Epson Corporation
- Motofumi Shiraiwa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ink billing system with changeable billing rate table
- Patent number 8,489,521
- Issue date Jul 16, 2013
- Seiko Epson Corporation
- Motofumi Shiraiwa
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
Ink Billing System with Changeable Billing Rate Table
- Publication number 20130282503
- Publication date Oct 24, 2013
- Motofumi Shiraiwa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Ink Billing System With Changeable Billing Rate Table
- Publication number 20070103716
- Publication date May 10, 2007
- SEIKO EPSON CORPORATION
- Motofumi Shiraiwa
- G06 - COMPUTING CALCULATING COUNTING