KS

Kei Sugibuchi

KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
TS Toshiba Infrastructure Systems & Solutions: 1 patents #186 of 424Top 45%
Overall (All Time): #1,419,995 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11431706 Communication control system and communication control device Yuuki Tomoeda, Hiroki Fukuoka 2022-08-30
9798739 IC card and IC card control method 2017-10-24
9779347 Smart card and portable electronic apparatus 2017-10-03