Assignee

RYODEN KASEI KK

JP4 patents

Top patents by PatentIndex Score

US5327010AJul 5, 1994

IC card having adhesion-preventing sheets

RYODEN KASEI KK85 citations95

US5038250AAug 6, 1991

IC card

RYODEN KASEI KK107 citations94

US4889749ADec 26, 1989

Identification card

RYODEN KASEI KK49 citations85

US4879153ANov 7, 1989

Integrated circuit card

RYODEN KASEI KK30 citations85