Inventor · disambiguated record
David R. Hopper
Also filed as: HOPPER DAVID R
2 granted patents·22 citations·filing 1987–1990
59Inventor score
Files withENSR CORP2
Top patents by PatentIndex Score
2 records- 0158US4814021AApparatus and method for reclassifying electrical apparatus contaminated with PCBENSR CORP·Filed 1987·Granted Mar 21, 1989·15 cites·7 claims
- 0236US5082012ASimplified apparatus for decontaminating electrical apparatus contaminated with PCBsENSR CORP·Filed 1990·Granted Jan 21, 1992·7 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →