Inventor · disambiguated record
Doreen J. Ball-Difazio
Also filed as: BALL-DIFAZIO DOREEN J
4 granted patents·2 pending applications·6 citations·filing 1996–2018
64Inventor score
Files withBALL-DIFAZIO DOREEN J2BROOKS AUTOMATION INC1DUMAS OLIVER J1EDWARDS VACUUM LLC1HELIX TECH CORP1
Top patents by PatentIndex Score
6 records- 0173US10113781B2Helium management control systemDUMAS OLIVER J·Filed 2012·Granted Oct 30, 2018·2 cites·44 claims
- 0267US10900699B2Helium management control systemEDWARDS VACUUM LLC·Filed 2018·Granted Jan 26, 2021·0 cites·18 claims
- 0354US2016069339A1Method And Apparatus For Providing Temperature Control To A CryopumpBROOKS AUTOMATION INC·Filed 2015·Application pending·0 cites
- 0447US9567988B2Cryogenic pump employing tin—gallium alloys and methods of useBALL-DIFAZIO DOREEN J·Filed 2009·Granted Feb 14, 2017·0 cites·8 claims
- 0545US2011162391A1Method and Apparatus for Providing Temperature Control to a CryopumpBALL-DIFAZIO DOREEN J·Filed 2010·Application pending·0 cites
- 0626US5799493ACorrosion resistant cryopumpHELIX TECH CORP·Filed 1996·Granted Sep 1, 1998·4 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →