DR

Durkee B. Richards

3M: 2 patents #84 of 952Top 9%
📍 Stillwater, MN: #9 of 55 inventorsTop 20%
🗺 Minnesota: #240 of 2,841 inventorsTop 9%
Overall (1994): #35,010 of 165,921Top 25%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5346155 Belt driven cartridge with magnetic brake assembly Jerry L. Alexander, Glenn R. Gaster 1994-09-13
5280402 Combined stepper motor and voice coil head positioning apparatus James S. Anderson, Noel L. Allen, Theodore A. Schwarz, Robert W. Tapani, Hung T. Tran +1 more 1994-01-18