Inventor · Urbanna, VA, US

John Blackwell

3Patents
2h-index
3Co-inventors
41Inventor score

Filing activity: Oct 16, 1972 → Mar 20, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US4071312A Green-yellow to orange monoazo paper dyes Emerging Cross-Sectional Technologies 18 Expired
US7165344B2 Disposable, one-piece, self-adhesive, all-surface, sport, game, play, work, cushioning, safety “RED e” cleat Human Necessities 9 Expired
US12205258B2 Downhole imaging Electricity 0 Active

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