Inventor · disambiguated record
Volker Siekermann
Also filed as: SIEKERMANN VOLKER
5 granted patents·55 citations·filing 1986–1995
79Inventor score
Top patents by PatentIndex Score
5 records- 0158US5316832ABiodegradable sheet for culturing sewage denitrifiersFREUDENBERG CARL·Filed 1993·Granted May 31, 1994·23 cites·5 claims
- 0249US5498471AFlame-resistant substrate for flexible circuit boardsFREUDENBERG CARL FA·Filed 1995·Granted Mar 12, 1996·14 cites·14 claims
- 0344US5229192AFlame-resistant cover film for flexible circuit boardsFREUDENBERG CARL FA·Filed 1991·Granted Jul 20, 1993·11 cites·2 claims
- 0436US4699945ASelf-adhesive coating for polypropylene foam materialsFREUDENBERG CARL FA·Filed 1986·Granted Oct 13, 1987·5 cites·9 claims
- 0529US4799967AMethod for cleaning apparatus for fabricating reactive multiple-component mixtures containing isocyanateFREUDENBERG CARL FA·Filed 1987·Granted Jan 24, 1989·2 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Volker Siekermann 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 →