JG

Jan L. de Greef

BO Borgwarner: 2 patents #505 of 1,600Top 35%
Overall (All Time): #2,368,578 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4361675 Compatible polystyrene blends King-Han Tan 1982-11-30
4251642 Compatible polyurethane blends King-Han Tan 1981-02-17