DS

Ding Feng Shen

WC W.R. Grace & Co.-Conn.: 3 patents #242 of 1,045Top 25%
📍 Lexington, MA: #1,116 of 2,299 inventorsTop 50%
🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,606,154 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6790275 Pumpably verifiable fluid fiber compositions Michael Macklin, Anandakumar Ranganathan, Klaus-Alexander Rieder, Michael S. Buchanan, Randall Fierke +4 more 2004-09-14
6139623 Emulsified comb polymer and defoaming agent composition and method of making same David C. Darwin, Robert Taylor, Ara A. Jeknavorian 2000-10-31
5527388 Corrosion inhibiting formulations with calcium nitrite Neal S. Berke, Maria C. Hicks, Ellis Gartner 1996-06-18