Inventor · disambiguated record
Robert A. Hackenberg
Also filed as: HACKENBERG ROBERT A
4 granted patents·108 citations·filing 1978–1980
79Inventor score
Technology areasB65D
Files withROBERTSON PAPER BOX CO4
Top patents by PatentIndex Score
4 records- 0182US4394905AAuto platform cartonROBERTSON PAPER BOX CO·Filed 1980·Granted Jul 26, 1983·66 cites·14 claims
- 0249US4185766ATwo bulb cartonROBERTSON PAPER BOX CO·Filed 1979·Granted Jan 29, 1980·15 cites·7 claims
- 0342US4121754AEasy-fill boxROBERTSON PAPER BOX CO·Filed 1978·Granted Oct 24, 1978·12 cites·3 claims
- 0437US4388999ADouble-walled carton and blank for forming sameROBERTSON PAPER BOX CO·Filed 1980·Granted Jun 21, 1983·15 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Robert A. Hackenberg 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 →