DH

David L. Hubbling

3M: 3 patents #4,214 of 11,543Top 40%
IM Imation: 1 patents #303 of 622Top 50%
Overall (All Time): #1,285,730 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5748419 Write protect mechanism with spring element for data storage diskette and fabrication method Lee M. Langseth, James J. Wulfing, Jerome V. Gagnier 1998-05-05
5362172 Press fit assembly boss for diskettes 1994-11-08
5255145 Shutter spring stop for disk cartridges Gregg A. Ambur 1993-10-19
5247417 Shutter stop mechanism for disk cartridges Gregg A. Ambur 1993-09-21