Inventor · Houston, TX, US

Keith B. Willhelm

2Patents
2h-index
3Co-inventors
30Inventor score

Filing activity: Aug 31, 2012 → Jun 16, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US9051810B1 Frac valve with ported sleeve Fixed Constructions 29 Active
US8516733B1 Firearm shooting support Mechanical Engineering; Lighting; Heating 5 Active

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