Inventor · disambiguated record
David Noel Obenshain
Also filed as: OBENSHAIN DAVID N · OBENSHAIN DAVID NOEL
8 granted patents·188 citations·filing 1974–1981
88Inventor score
Files withWESTVACO CORP8
Top patents by PatentIndex Score
8 records- 0192US4427636AMethod and apparatus for making ozoneWESTVACO CORP·Filed 1981·Granted Jan 24, 1984·72 cites·9 claims
- 0284US4077291AWeb slitting apparatusWESTVACO CORP·Filed 1977·Granted Mar 7, 1978·37 cites·1 claims
- 0383US4045038AHollow core chucking deviceWESTVACO CORP·Filed 1976·Granted Aug 30, 1977·27 cites·2 claims
- 0478US3982751AParallel action joggerWESTVACO CORP·Filed 1975·Granted Sep 28, 1976·21 cites·11 claims
- 0553US4329212AMethod for making ozoneWESTVACO CORP·Filed 1980·Granted May 11, 1982·11 cites·2 claims
- 0653US3935769ATandem collect single web sheet cutter and stackerWESTVACO CORP·Filed 1974·Granted Feb 3, 1976·9 cites·8 claims
- 0744US4136864ASheet stacking deviceWESTVACO CORP·Filed 1977·Granted Jan 30, 1979·6 cites·2 claims
- 0841US3995848ATandem collect single web sheet cutter and stackerWESTVACO CORP·Filed 1975·Granted Dec 7, 1976·5 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →