Inventor · disambiguated record
David J. Schonberg
Also filed as: SCHONBERG DAVID J
4 granted patents·26 citations·filing 1989–2004
73Inventor score
Top patents by PatentIndex Score
4 records- 0139US6973944B2Collapsible apparatus for recovering and dispensing lightweight objectsIND COMPONENTS TECHNOLOGY INC·Filed 2004·Granted Dec 13, 2005·2 cites·20 claims
- 0235US5741093AApparatus for collecting lightweight objectsFiled 1996·Granted Apr 21, 1998·12 cites·6 claims
- 0334US4967912ABypass mechanism for magnetic separatorSCHONBERG DAVID J·Filed 1989·Granted Nov 6, 1990·8 cites·4 claims
- 0425US5069325ACoin operated shopping cart rental systemSCHONBERG DAVID J·Filed 1989·Granted Dec 3, 1991·4 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when David J. Schonberg 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 →