DR

David E. Roche

HT Helix Technology: 3 patents #29 of 132Top 25%
Overall (All Time): #1,626,323 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6022195 Electronically controlled vacuum pump with control module Peter W. Gaudet, Michael J. Eacobacci, Robert J. Lepofsky, Alan L. Weeks, Gerald J. Fortier +3 more 2000-02-08
5157928 Electronically controlled cryopump Peter W. Gaudet, Donald A. Olsen, Michael J. Eacobacci, John T. Harvell, Robert J. Lepofsky +1 more 1992-10-27
4918930 Electronically controlled cryopump Peter W. Gaudet, Donald A. Olsen, Michael J. Eacobacci, John T. Harvell, Robert J. Lepofsky +1 more 1990-04-24