Assignee
PYRAMID MANUFACTURING COMPANY
3 granted patents·94 citations·filing 1977–1979
Top patents by PatentIndex Score
3 records- 0179US4168781ACranePYRAMID MANUFACTURING COMPANY·Filed 1978·Granted Sep 25, 1979·26 cites·27 claims
- 0275US4138805AWheeled portable trailer substructure for elevatable drawworks, masts and setback towerPYRAMID MANUFACTURING COMPANY·Filed 1977·Granted Feb 13, 1979·44 cites·4 claims
- 0357US4269009ALow lift, elevatable high floor drilling mast and substructure arrangement thereforPYRAMID MANUFACTURING COMPANY·Filed 1979·Granted May 26, 1981·24 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →