Individual holder
GRISWOLD JAMES L
7 granted patents·95 citations·filing 1976–2006
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0174US7264225B1Spring spreader and method of fabrication and assemblyGRISWOLD JAMES L·Filed 2006·Granted Sep 4, 2007·12 cites·20 claims
- 0272US4056938ATrench shoring assembly with rigid main frame supportGRISWOLD JAMES L·Filed 1976·Granted Nov 8, 1977·26 cites·8 claims
- 0366US4058983ATrench shoring assembly with lifting attachmentGRISWOLD JAMES L·Filed 1976·Granted Nov 22, 1977·21 cites·4 claims
- 0462US4033138ATrench shoring assembly with stacking accessoryGRISWOLD JAMES L·Filed 1976·Granted Jul 5, 1977·16 cites·5 claims
- 0542US4019329ATrench shoring assemblyGRISWOLD JAMES L·Filed 1976·Granted Apr 26, 1977·7 cites·9 claims
- 0639US4019330ATrench shoring assembly with abrasion protection deviceGRISWOLD JAMES L·Filed 1976·Granted Apr 26, 1977·7 cites·3 claims
- 0737US4044564ATrench shoring assembly with corner guard accessoryGRISWOLD JAMES L·Filed 1976·Granted Aug 30, 1977·6 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →