KK

Katsuaki Kumazaki

TA Tandy: 1 patents #39 of 92Top 45%
Overall (All Time): #4,068,926 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4327254 Ringer circuit for telephone — 1982-04-27