CO

Chia-Chih Ou

WC W.R. Grace & Co.-Conn.: 2 patents #4 of 59Top 7%
📍 Lexington, MA: #30 of 221 inventorsTop 15%
🗺 Massachusetts: #731 of 6,384 inventorsTop 15%
Overall (2002): #70,537 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6441054 Air management in cementitious mixtures having plasticizer and a clay-activity modifying agent Ara A. Jeknavorian, Christon L. Hill 2002-08-27
6352952 Admixture and method for optimizing addition of EO/PO superplasticizer to concrete containing smectite clay-containing aggregates Leslie A. Jardine, Hideo Koyata, Kevin J. Folliard, Felek Jachimowicz, Byong-Wa Chun +2 more 2002-03-05