Inventor · disambiguated record

Yohannes K. Lemma

Also filed as: LEMMA YOHANNES K

3 granted patents·8 citations·filing 2015–2018

60Inventor score

Technology areasC04B

Files withGCP APPLIED TECH INC2 W R GRACE & CO —CONN1

Top patents by PatentIndex Score

3 records

0184US9546110B2Superplasticizing admixture for cementitious compositionsW R GRACE & CO -CONN·Filed 2015·Granted Jan 17, 2017·4 cites·20 claims
0280US10577284B2Early strength enhancing concrete admixtureGCP APPLIED TECH INC·Filed 2018·Granted Mar 3, 2020·3 cites·25 claims
0367US9624130B2Optimizing polycarboxylate admixtures for cementitious compositionsGCP APPLIED TECH INC·Filed 2016·Granted Apr 18, 2017·1 cites·15 claims

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