Assignee
HELLBERG PER-ERIK
SE·2 granted patents·5 citations·filing 2011–2011
Top patents by PatentIndex Score
2 records- 0178US9228089B2Polyester polyamine and polyester polyquaternary ammonium corrosion inhibitorsHELLBERG PER-ERIK·Filed 2011·Granted Jan 5, 2016·4 cites·28 claims
- 0262US8940227B2Use of polyester polyamine and polyester polyquaternary ammonium compounds as corrosion inhibitorsHELLBERG PER-ERIK·Filed 2011·Granted Jan 27, 2015·1 cites·18 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →