MT

Masao Takakuwa

Overall (All Time): #2,342,099 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4657419 Information carrier, having a roughened surface, method of manufacturing same, and apparatus therefor — 1987-04-14
4463232 Membrane switch having spacer posts — 1984-07-31