JC

Josephine H. Cheung

WC W.R. Grace & Co.-Conn.: 2 patents #9 of 49Top 20%
📍 Lexington, MA: #20 of 208 inventorsTop 10%
🗺 Massachusetts: #580 of 6,037 inventorsTop 10%
Overall (2005): #50,320 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6916369 Beneficiated water reducing compositions Byong-Wa Chun, Benita Dair, Charlotte Porteneuve, Ara A. Jeknavorian, Lawrence R. Roberts 2005-07-12
6858661 Defoamer for water reducer admixture Xuan Zhang, Ara A. Jeknavorian 2005-02-22