TY

Tetsumasa Yoshikawa

AM Amazon: 3 patents #5,147 of 19,158Top 30%
ND Nook Digital: 1 patents #32 of 46Top 70%
Overall (All Time): #1,120,016 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12170742 System and method of caller verification Christopher van Rensburg 2024-12-17
11595515 System and method of caller verification Christopher van Rensburg 2023-02-28
9936434 Method and phone system for pre-call quality of service assessment of available networks Patrice Khawam, Xiaoqiang SUN 2018-04-03
9423932 Zoom view mode for digital content including multiple regions of interest Brandon Kroupa 2016-08-23