Assignee
ENVIRONMENTAL SYSTEMS CORP
5 granted patents·291 citations·filing 1975–1998
Top patents by PatentIndex Score
5 records- 0197US4122719ASystem for accurate measurement of temperatureENVIRONMENTAL SYSTEMS CORP·Filed 1977·Granted Oct 31, 1978·159 cites·5 claims
- 0283US4017186AElectro-optical method and system for in situ measurements of particulate mass densityENVIRONMENTAL SYSTEMS CORP·Filed 1975·Granted Apr 12, 1977·35 cites·21 claims
- 0381US4140395AElectro-optical method and system for in situ measurements of particle size and distributionENVIRONMENTAL SYSTEMS CORP·Filed 1976·Granted Feb 20, 1979·34 cites·13 claims
- 0476US4290695AMethod and apparatus for measurement of transmittance and scatter of light in waterENVIRONMENTAL SYSTEMS CORP·Filed 1979·Granted Sep 22, 1981·31 cites·4 claims
- 0558US5976377ASystem and method for the reduction of the biological oxygen demand level of a flowable waste waterENVIRONMENTAL SYSTEMS CORP·Filed 1998·Granted Nov 2, 1999·32 cites·19 claims
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