FR

Frank S. Ryan

IBM: 3 patents #26,272 of 70,183Top 40%
Overall (All Time): #1,642,898 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5614076 Tool and method for electroetching Denis J. Brophy, Madhav Datta, Derek B. Harris, Frank A. Spera 1997-03-25
5531874 Electroetching tool using localized application of channelized flow of electrolyte Denis J. Brophy, Madhav Datta, Derek B. Harris, Frank A. Spera 1996-07-02
5476575 Fabrication of moly masks by electroetching Denis J. Brophy, Madhav Datta, Derek B. Harris, Matthew T. Kurdziel 1995-12-19