RH

Richard H. J. Hannink

Overall (1989): #65,993 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4885266 Zirconia ceramic materials and method for making same Robert R. Hughan, Michael Vincent Swain, Robert K. Stringer, Michael Murray, Ronald C. Garvie 1989-12-05