RH

Richard H. J. Hannink

Overall (All Time): #2,334,192 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 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
4279655 Partially stabilized zirconia ceramics Ronald C. Garvie, Neil A. McKinnon 1981-07-21