Inventor · disambiguated record
David L. Gingerich
Also filed as: GINGERICH DAVID L
4 granted patents·62 citations·filing 1978–1978
76Inventor score
Files withCHAMPION INT CORP4
Top patents by PatentIndex Score
4 records- 0177US4236482AApparatus for applying sealing material to envelopesCHAMPION INT CORP·Filed 1978·Granted Dec 2, 1980·25 cites·7 claims
- 0271US4251566AGum thickness regulatorCHAMPION INT CORP·Filed 1978·Granted Feb 17, 1981·23 cites·8 claims
- 0351US4232592AEnvelope forming machine and methodCHAMPION INT CORP·Filed 1978·Granted Nov 11, 1980·11 cites·3 claims
- 0431US4233931AEnvelope feed apparatusCHAMPION INT CORP·Filed 1978·Granted Nov 18, 1980·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →