Inventor
URASAWA KENICHI
JP4 patents
Patents
4 patentsUS11062545B2Jul 13, 2021
Information processing apparatus, control program of communication terminal, and entrance and exit management method
NEC CORP3 citations71
US12333883B2Jun 17, 2025
Information processing apparatus, control program of communication terminal, and entrance and exit management method
NEC CORP0 citations60
US11928907B2Mar 12, 2024
Information processing apparatus, control program of communication terminal, and entrance and exit management method
NEC CORP0 citations60
US11605257B2Mar 14, 2023
Information processing apparatus, control program of communication terminal, and entrance and exit management method
NEC CORP0 citations60