Patent assignee · US · COMPANY

PJH, Inc.

1Patents
0Active
1Granted
21Portfolio score

Filing activity: Jun 28, 1985 → Jun 28, 1985

Most-cited patents

PatentTitleAreaCited byStatus
US4680879A Underwater dredging apparatus and cutter head therefor Fixed Constructions 11 Expired

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