Inventor · disambiguated record
Dick E. Johnstun
Also filed as: JOHNSTUN DICK E
4 granted patents·85 citations·filing 1974–1979
79Inventor score
Files withJOHNSTUN DICK E4
Top patents by PatentIndex Score
4 records- 0182US3940609AAngular position measuring apparatusJOHNSTUN DICK E·Filed 1974·Granted Feb 24, 1976·32 cites·9 claims
- 0278US4239399APortable shrink tubing marker gunJOHNSTUN DICK E·Filed 1979·Granted Dec 16, 1980·23 cites·30 claims
- 0358US4198451AMarker layupJOHNSTUN DICK E·Filed 1979·Granted Apr 15, 1980·15 cites·12 claims
- 0442US4191405AMarker manifoldJOHNSTUN DICK E·Filed 1979·Granted Mar 4, 1980·15 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →