Inventor

SHIRAIWA MOTOFUMI

JP7 patents

⚠️ This page may combine multiple inventors who share the name “SHIRAIWA MOTOFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

5 patents

US7143942B2Dec 5, 2006

Card processing apparatus and system, POS terminal for card processing, and credit card processing control method

SEIKO EPSON CORP27 citations83

US9213987B2Dec 15, 2015

Invoice amount calculation method, invoice amount calculation device, and printer invoicing system

SEIKO EPSON CORP1 citations58

US9916607B2Mar 13, 2018

Ink billing system with changeable billing rate table

SEIKO EPSON CORP0 citations49

US9390439B2Jul 12, 2016

Invoice amount calculation method, invoice amount calculation device, and printer invoicing system

SEIKO EPSON CORP0 citations48

US9033453B2May 19, 2015

Invoice amount calculation method, invoice amount calculation device, and printer invoicing system

SEIKO EPSON CORP0 citations48

SHIRAIWA MOTOFUMI

2 patents

US8489521B2Jul 16, 2013

Ink billing system with changeable billing rate table

SHIRAIWA MOTOFUMI8 citations79

US8788433B2Jul 22, 2014

Invoice amount calculation method, invoice amount calculation device, and printer invoicing system

SHIRAIWA MOTOFUMI4 citations77