DC

Dan van Calcar

Overall (All Time): #2,290,001 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5460645 Use of zirconium salts to improve the surface sizing efficiency in paper making Verson E. Pandian, Bernard W. Wolff 1995-10-24
5362573 Use of zirconium salts to improve the surface sizing efficiency in paper making Vernon E. Pandian, Bernard W. Wolff 1994-11-08