Patent assignee · US · INDIVIDUAL

Daniel J. Simpson

7Patents
7Active
7Granted
44Portfolio score

Filing activity: Nov 2, 2009 → Nov 12, 2013

Most-cited patents

PatentTitleAreaCited byStatus
US8535542B2 Filter press with integrated radio frequency heating Performing Operations; Transporting 3 Active
US8580084B2 Desalination method using a filter press Emerging Cross-Sectional Technologies 1 Active
US9138668B2 Dewatering of drilling mud using a filter press Fixed Constructions 0 Active
US8999160B1 Filter plate shifter Performing Operations; Transporting 0 Active
US9303211B2 Bitumen extraction and dewatering in a filter press Chemistry; Metallurgy 0 Active
US9186605B2 Filter press with side feed ports Performing Operations; Transporting 0 Active
US9624112B2 Desalination system using a filter press Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.