Inventor · disambiguated record
David Pettijohn
Also filed as: PETTIJOHN DAVID
3 granted patents·64 citations·filing 1976–2019
69Inventor score
Top patents by PatentIndex Score
3 records- 0185USD255351SCircuit boardMIDGARD ELECTRONIC COMPANY INC·Filed 1978·Granted Jun 10, 1980·34 cites·1 claims
- 0249US11382632B2Vascular occlusion deviceBOSTON SCIENT SCIMED INC·Filed 2019·Granted Jul 12, 2022·0 cites·19 claims
- 0340US4116238AHigh voltage constant current source for iontophoresisMIDGARD ELECTRONICS COMPANY IN·Filed 1976·Granted Sep 26, 1978·30 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →