Inventor · Red Oak, IA, US

David Patterson

4Patents
4h-index
3Co-inventors
47Inventor score

Filing activity: Nov 18, 1977 → May 22, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4163294A Toilet facility Emerging Cross-Sectional Technologies 26 Expired
US6235330A Process for making free-flowing, coated, frozen food Human Necessities 19 Expired
USD332157S Livestock marking chalk holder General 4 Expired
USRE39631E1 Process for making free-flowing, coated, frozen food General 4 Expired

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