Inventor
NAWA YUKI
JP3 patents
Patents
3 patentsUS9509496B2Nov 29, 2016
Electronic key registration system
TOKAI RIKA CO LTD17 citations81
US9020147B2Apr 28, 2015
Electronic key registration method, electronic key registration system, and controller
TOKAI RIKA CO LTD7 citations81
US9306735B2Apr 5, 2016
Electronic key registration system
TOKAI RIKA CO LTD6 citations70