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Philip Kenneth Johns

ILImerys Minerals Limited: 1 patents #1 of 6Top 20%
Lostwithiel, GB: #2 of 5 inventorsTop 40%
Overall (2011): #193,611 of 364,097Top 55%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7875151 Kaolin products and their production David Leslie Light 2011-01-25

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