DB

Doreen J. Ball-DiFazio

BG Brooks Automation Gmbh: 2 patents #128 of 346Top 40%
EV Edwards Vacuum: 1 patents #21 of 68Top 35%
HT Helix Technology: 1 patents #58 of 132Top 45%
📍 Hopkinton, MA: #162 of 444 inventorsTop 40%
🗺 Massachusetts: #27,608 of 88,656 inventorsTop 35%
Overall (All Time): #1,151,155 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10900699 Helium management control system Oliver J. Dumas, Maureen C. Buonpane, Ronald N. Morris, Allen J. Bartlett, Leonard A. Loranger +4 more 2021-01-26
10113781 Helium management control system Oliver J. Dumas, Maureen C. Buonpane, Ronald N. Morris, Allen J. Bartlett, Leonard A. Loranger +4 more 2018-10-30
9567988 Cryogenic pump employing tin—gallium alloys and methods of use 2017-02-14
5799493 Corrosion resistant cryopump Ronald N. Morris, Stephen R. Matte, Ernest D. Quintanilha 1998-09-01