TF

Teppei Fujisawa

DC Dena Co.: 2 patents #43 of 210Top 25%
Overall (All Time): #1,951,759 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10469422 System, method, and program that allow audio chatting Masato Ushio, Nobuhiro Takahashi 2019-11-05
9942393 Audio chat management device and method Masato Ushio 2018-04-10