Riedel Ralph
Riedel-De Haen Aktiengesellschaft
Rine James C.
Rivard Allen J.
Roberts Bronwyn Annette
Rodbell Kenneth P.
Roeker David C.
Roelofs Glenn E.
Rogers Mark Graham
Ronning Albert James
Rossignol Lionel J.
Rowenhorst Donley D.
Roy Jean
Royce Stacee L.
Rue Charles V.
Ryan Patrick Gerard
Saccon Lorenzo
Safronov Vladimir G.
Sager Thomas A.
Saint-Gobain Abrasifs