TA

Tetsuma Asahi

SS Silver Seiko: 3 patents #5 of 49Top 15%
Overall (All Time): #1,679,023 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D277193 Ribbon cartridge for typewriter — 1985-01-15
4359287 Impression control mechanism for a typewriter — 1982-11-16
4225252 Character selection for single element printer — 1980-09-30