JC

John F. Clifford

CP Cookson Group Plc: 5 patents #2 of 64Top 4%
TC Tam Ceramics: 1 patents #9 of 26Top 35%
Overall (All Time): #891,074 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5308803 Glass compositions Ivan Wozniak, Peter J. Smith 1994-05-03
5304516 Glaze compositions 1994-04-19
5262368 Sintering aid Christopher Hood, Timothy P. Beales, John Bultitude 1993-11-16
5244848 Glaze compositions Ivan Wozniak 1993-09-14
5200369 Glaze compositions Ivan Wozniak 1993-04-06
4898619 Pigment compositions Fiona C. R. Morrison 1990-02-06