Patent assignee · US · INDIVIDUAL

L. J. Smith

1Patents
0Active
1Granted
23Portfolio score

Filing activity: Nov 16, 1992 → Nov 16, 1992

Most-cited patents

PatentTitleAreaCited byStatus
US5347774A Methods of manufacturing curved staircases and staircases produced Fixed Constructions 21 Expired

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