Inventor · disambiguated record
Heinz Portz
Also filed as: PORTZ HEINZ
4 granted patents·49 citations·filing 1984–1987
76Inventor score
Technology areasC23C
Top patents by PatentIndex Score
4 records- 0158US4775427APhosphate conversion coatings for composite metalsCOLLARDIN GMBH GERHARD·Filed 1987·Granted Oct 4, 1988·23 cites·26 claims
- 0246US4680064APhosphate conversion coating acceleratorsCOLLARDIN GMBH GERHARD·Filed 1985·Granted Jul 14, 1987·14 cites·36 claims
- 0342US4600447AAfter-passivation of phosphated metal surfacesHENKEL KGAA·Filed 1984·Granted Jul 15, 1986·8 cites·20 claims
- 0430US4707193AMethod for activating metal surfaces prior to zinc phosphationCOLLARDIN GMBH GERHARD·Filed 1986·Granted Nov 17, 1987·4 cites·24 claims
Join the waitlist — get patent alerts
Get an alert when Heinz Portz 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 →