Inventor · disambiguated record
Karen Ann Gruber
Also filed as: GRUBER KAREN A · GRUBER KAREN ANN
4 granted patents·1 pending application·146 citations·filing 1997–2001
79Inventor score
Files withENGELHARD CORP4
Top patents by PatentIndex Score
5 records- 0191US6027561ACement-based compositionsENGELHARD CORP·Filed 1999·Granted Feb 22, 2000·83 cites·22 claims
- 0285US6221148B1Manufacture of improved metakaolin by grinding and use in cement-based composites and alkali-activated systemsENGELHARD CORP·Filed 1999·Granted Apr 24, 2001·50 cites·23 claims
- 0344US6231632B1Urea processing agentENGELHARD CORP·Filed 1999·Granted May 15, 2001·3 cites·20 claims
- 0440US5968250AKaolin composition for use electrodeposition paintsENGELHARD CORP·Filed 1997·Granted Oct 19, 1999·10 cites·16 claims
- 0537US2001013302A1Manufacture of improved metakaolin by grinding and use in cement-based composites and alkali-activated systemsFiled 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Karen Ann Gruber 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 →