Assignee
JOHNSON NORMAN ALLEN
3 granted patents·40 citations·filing 1975–1975
Top patents by PatentIndex Score
3 records- 0170US3972392AFail-safe clamping apparatusJOHNSON NORMAN ALLEN·Filed 1975·Granted Aug 3, 1976·23 cites·3 claims
- 0255US4019608ALever actuated caliper brakeJOHNSON NORMAN ALLEN·Filed 1975·Granted Apr 26, 1977·12 cites·6 claims
- 0336US3976322ASelf-aligning grapple swivelJOHNSON NORMAN ALLEN·Filed 1975·Granted Aug 24, 1976·5 cites·16 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →