Patent assignee · US · COMPANY

Robert Howell Industries

1Patents
0Active
1Granted
21Portfolio score

Filing activity: Feb 25, 1975 → Feb 25, 1975

Most-cited patents

PatentTitleAreaCited byStatus
US4207969A Wet disc friction device Mechanical Engineering; Lighting; Heating 18 Expired

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