Assignee
ELSAG INT BV
NL·28 granted patents·666 citations·filing 1988–1997
Top patents by PatentIndex Score
28 records- 0192US5175678AMethod and procedure for neural control of dynamic processesELSAG INT BV·Filed 1990·Granted Dec 29, 1992·151 cites·1 claims
- 0287US5160807AMethod for RFI/EMI protection of electronic circuitryELSAG INT BV·Filed 1991·Granted Nov 3, 1992·67 cites·14 claims
- 0386US5369386ARemovable magnetic zero/span actuator for a transmitterELSAG INT BV·Filed 1992·Granted Nov 29, 1994·66 cites·20 claims
- 0483US5060132AMethod of modeling and control for delignification of pulpingELSAG INT BV·Filed 1989·Granted Oct 22, 1991·30 cites·1 claims
- 0577US5282130AMethod and apparatus for obtaining process characteristics in a self-tuning controllerELSAG INT BV·Filed 1992·Granted Jan 25, 1994·48 cites·9 claims
- 0675US5025665ANon-contacting on-line paper strength measuring systemELSAG INT BV·Filed 1989·Granted Jun 25, 1991·35 cites·8 claims
- 0766US4959767AParameter estimation technique for closed loop systemELSAG INT BV·Filed 1988·Granted Sep 25, 1990·26 cites·5 claims
- 0865US5339335AMethod and apparatus for digitally processing and filtering signals in industrial control applicationsELSAG INT BV·Filed 1992·Granted Aug 16, 1994·19 cites·2 claims
- 0965US5164894AMethod of data entry into a plant loopELSAG INT BV·Filed 1990·Granted Nov 17, 1992·41 cites·3 claims
- 1057US5032977ASystem for modeling and control for delignification of pulpingELSAG INT BV·Filed 1989·Granted Jul 16, 1991·18 cites·2 claims
- 1156US5037761AMethod of applying an automotive type oxygen sensor for use in an industrial process analyzerELSAG INT BV·Filed 1989·Granted Aug 6, 1991·13 cites·7 claims
- 1251US5074987AOnline energy flow measuring device and method for natural gasELSAG INT BV·Filed 1990·Granted Dec 24, 1991·16 cites·7 claims
- 1351US5068618AApparatus for measuring differential impedancesELSAG INT BV·Filed 1990·Granted Nov 26, 1991·13 cites·4 claims
- 1449US5311556ADigital FSK transmitter receiver and method of operating sameELSAG INT BV·Filed 1991·Granted May 10, 1994·17 cites·5 claims
- 1546US5068545ADigital/frequency input for industrial control applicationsELSAG INT BV·Filed 1989·Granted Nov 26, 1991·12 cites·7 claims
- 1645US5132916AMethodology for ph titration curve estimation for adaptive controlELSAG INT BV·Filed 1990·Granted Jul 21, 1992·16 cites·11 claims
- 1744US4975067ASurface contact power connectorELSAG INT BV·Filed 1989·Granted Dec 4, 1990·11 cites·5 claims
- 1842US5279263ACascaded steam temperature control applied to a universal pressure boilerELSAG INT BV·Filed 1993·Granted Jan 18, 1994·15 cites·4 claims
- 1941US4978425AMethod for controlling the degree of cooking in a digesterELSAG INT BV·Filed 1989·Granted Dec 18, 1990·9 cites·4 claims
- 2040US5365548ADigital FSK transmitterELSAG INT BV·Filed 1993·Granted Nov 15, 1994·9 cites·6 claims
- 2134US4990219AApparatus for controlling the degree of cooking in a digesterELSAG INT BV·Filed 1989·Granted Feb 5, 1991·5 cites·5 claims
- 2233US5410665AProcess controller single memory chip shadowing techniqueELSAG INT BV·Filed 1994·Granted Apr 25, 1995·5 cites·9 claims
- 2333US5032976ASystem for modeling and control for delignification of pulpingELSAG INT BV·Filed 1989·Granted Jul 16, 1991·4 cites·3 claims
- 2432US5330719AAutomotive oxygen sensor for use in an industrial process analyzerELSAG INT BV·Filed 1990·Granted Jul 19, 1994·3 cites·5 claims
- 2529US5351510ACover lock for pressure transmitterELSAG INT BV·Filed 1992·Granted Oct 4, 1994·4 cites·20 claims
- 2628US5750408AMethod of modifying an automotive type oxygen sensor for use in an industrial process analyzerELSAG INT BV·Filed 1997·Granted May 12, 1998·0 cites·5 claims
- 2728US5215111AMethod of performance improvement for an I/P servoELSAG INT BV·Filed 1992·Granted Jun 1, 1993·2 cites·8 claims
- 2822US5030939AMultiple input signal checking circuitELSAG INT BV·Filed 1989·Granted Jul 9, 1991·11 cites·3 claims
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