Inventor · San Diego, CA, US

Daniel J. Simpson

14Patents
3h-index
16Co-inventors
53Inventor score

Filing activity: Aug 27, 2009 → Nov 27, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8257191B2 Golf clubs and golf club heads having digital lie and/or other angle measuring equipment Human Necessities 101 Active
US8500570B2 Golf clubs and golf club heads having digital lie and/or other angle measuring equipment Human Necessities 4 Active
US8535542B2 Filter press with integrated radio frequency heating Performing Operations; Transporting 3 Active
US9884233B2 Golf clubs and golf club heads having digital lie and/or other angle measuring equipment Human Necessities 1 Active
US11828678B2 Managing the effectiveness of repairs in refrigeration assets Physics 1 Active
US8580084B2 Desalination method using a filter press Emerging Cross-Sectional Technologies 1 Active
US9421429B2 Golf clubs and golf club heads having digital lie and/or other angle measuring equipment Human Necessities 1 Active
US8801533B2 Golf clubs and golf club heads having digital lie and/or other angle measuring equipment Human Necessities 1 Active
US9186605B2 Filter press with side feed ports Performing Operations; Transporting 0 Active
US9138668B2 Dewatering of drilling mud using a filter press Fixed Constructions 0 Active
US9303211B2 Bitumen extraction and dewatering in a filter press Chemistry; Metallurgy 0 Active
US11965461B2 Inlet air management system Performing Operations; Transporting 0 Active
US9624112B2 Desalination system using a filter press Emerging Cross-Sectional Technologies 0 Active
US12332149B2 Managing the effectiveness of repairs in refrigeration assets Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.