RH

Robert M. Hofeldt

WC W.R. Grace & Co.-Conn.: 1 patents #543 of 1,045Top 55%
📍 Littleton, MA: #238 of 347 inventorsTop 70%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,892,533 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5075362 Sealed containers and sealing compositions for them Steven White 1991-12-24