Patent assignee · NZ · INDIVIDUAL

John Abbott Carruthers

1Patents
0Active
1Granted
20Portfolio score

Filing activity: Aug 28, 1978 → Aug 28, 1978

Most-cited patents

PatentTitleAreaCited byStatus
US4241936A Trailer couplings Emerging Cross-Sectional Technologies 9 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.