Inventor · Conroe, TX, US

Marcel A. Grubert

3Patents
1h-index
2Co-inventors
27Inventor score

Filing activity: Nov 18, 2013 → Aug 17, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US10082000B2 Apparatus and method for isolating fluid flow in an open hole completion Physics 1 Active
US9856720B2 Bidirectional flow control device for facilitating stimulation treatments in a subterranean formation Fixed Constructions 0 Active
US10087713B2 Internal subsurface safety valve for rotating downhole pumps Fixed Constructions 0 Active

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