Inventor
TSUKADA TETSUYA
JP8 patents
⚠️ This page may combine multiple inventors who share the name “TSUKADA TETSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOPPAN PRINTING CO LTD
6 patentsUS9633301B2Apr 25, 2017
IC module, dual IC card, and method for manufacturing IC module
TOPPAN PRINTING CO LTD2 citations65
US10936932B2Mar 2, 2021
Dual IC cards and antenna sheets
TOPPAN PRINTING CO LTD1 citations58
US10664739B2May 26, 2020
Dual IC card
TOPPAN PRINTING CO LTD1 citations55
US10679117B2Jun 9, 2020
Dual IC card
TOPPAN PRINTING CO LTD0 citations44
US11200479B2Dec 14, 2021
Electromagnetic-coupling dual IC card and IC module
TOPPAN PRINTING CO LTD0 citations41
US9183492B2Nov 10, 2015
Composite IC card
TOPPAN PRINTING CO LTD1 citations40