Patent assignee · CA · COMPANY

Health & Research Services Inc.

1Patents
0Active
1Granted
26Portfolio score

Filing activity: Jun 22, 1987 → Jun 22, 1987

Most-cited patents

PatentTitleAreaCited byStatus
US4759769A Artificial spinal disc Human Necessities 1,086 Expired

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