Inventor · disambiguated record
David W. O'Brien
Also filed as: O'BRIEN DAVID W
3 granted patents·42 citations·filing 1989–2006
71Inventor score
Top patents by PatentIndex Score
3 records- 0175US7467504B2Packaging system for split package assemblyDELKOR SYSTEMS INC·Filed 2006·Granted Dec 23, 2008·12 cites·12 claims
- 0259US5134835AFilm wrapping apparatusCLAMCO CORP·Filed 1991·Granted Aug 4, 1992·21 cites·10 claims
- 0340US5140133AElectrical impulse hot hole punch for making a tear-resistant hole in thermoplastic filmCLAMCO CORP·Filed 1989·Granted Aug 18, 1992·9 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when David W. O'Brien files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →