Inventor · disambiguated record
David A. Lamphere
Also filed as: LAMPHERE DAVID A
6 granted patents·83 citations·filing 1974–2010
83Inventor score
Files withSIMMONDS PRECISION PRODUCTS3CLEAN EARTH TECH INC1CLEAN EARTH TECHNOLOGY INC1LAMPHERE DAVID A1
Top patents by PatentIndex Score
6 records- 0183US4011746ALiquid density measurement systemSIMMONDS PRECISION PRODUCTS·Filed 1976·Granted Mar 15, 1977·37 cites·11 claims
- 0259US8424381B1Fluid level measuring deviceLAMPHERE DAVID A·Filed 2010·Granted Apr 23, 2013·2 cites·16 claims
- 0353US3964037AFuel tank alarm systemsSIMMONDS PRECISION PRODUCTS·Filed 1974·Granted Jun 15, 1976·12 cites·13 claims
- 0446US4062223ANitrogen content monitor for liquified natural gasSIMMONDS PRECISION PRODUCTS·Filed 1976·Granted Dec 13, 1977·10 cites·8 claims
- 0537US5224837AApparatus for recovery of liquid hydrocarbonCLEAN EARTH TECHNOLOGY INC·Filed 1991·Granted Jul 6, 1993·20 cites·3 claims
- 0624USD332066SControl panel for a liquid waste recovery systemCLEAN EARTH TECH INC·Filed 1990·Granted Dec 29, 1992·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →