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Richard M. Ulvila

CC Centronics Data Computer: 1 patents #9 of 41Top 25%
Overall (All Time): #2,280,313 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5537905 Nicked cutting rule Gregory Zimmer 1996-07-23
4511905 Stylus recorder linearized drive system — 1985-04-16