MT

Masayuki Tsushima

TJ Tandy Electronics Japan: 2 patents #1 of 4Top 25%
📍 Chofu, JP: #226 of 517 inventorsTop 45%
Overall (All Time): #2,316,048 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5063589 Automatic telephone answering machine with ring signal responsive mode changing arrangement — 1991-11-05
5010567 Recorder control apparatus for automatic telephone answering system — 1991-04-23