Individual holder
HEINHOLD DUANE H
2 granted patents·1 pending application·64 citations·filing 1990–2008
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0176US5067819ACleaning and sanitizing system for frozen dessert mixing machineHEINHOLD DUANE H·Filed 1990·Granted Nov 26, 1991·59 cites·8 claims
- 0246US2008219090A1Systems for mixing a frozen dessertHEINHOLD DUANE H·Filed 2008·Application pending·0 cites
- 0341USD373951SPlastic bag for frozen food storageHEINHOLD DUANE H·Filed 1994·Granted Sep 24, 1996·5 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when HEINHOLD DUANE H files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →