FRIEZNER, DENIS

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
E03F SEWERS; CESSPOOLS210

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8945375 Fluid flow control and debris intercepting apparatusAug 22, 13Feb 03, 15[E03F, B01D]
8535523 Fluid flow control and debris intercepting apparatusNov 03, 10Sep 17, 13[E03F]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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