Inventor · disambiguated record
Gustav Pfister
Also filed as: PFISTER GUSTAV · PFISTER GUSTAV R
12 granted patents·381 citations·filing 1972–1986
93Inventor score
Top patents by PatentIndex Score
12 records- 0190US4746910APassive infrared intrusion detector employing correlation analysisCERBERUS AG·Filed 1986·Granted May 24, 1988·118 cites·12 claims
- 0282US4429224AOptical arrangement for an infrared intrusion detectorCERBERUS AG·Filed 1981·Granted Jan 31, 1984·50 cites·17 claims
- 0378US4543815ADevice for the detection of foreign components in a gas and an application of the deviceCERBERUS AG·Filed 1984·Granted Oct 1, 1985·41 cites·40 claims
- 0476US4642471AScattered radiation smoke detectorCERBERUS AG·Filed 1983·Granted Feb 10, 1987·38 cites·40 claims
- 0571US4567475AGas or vapor alarm system including scanning gas sensorsCERBERUS AG·Filed 1983·Granted Jan 28, 1986·37 cites·13 claims
- 0671US4551710AMethod and apparatus for reporting dangerous conditionsCERBERUS AG·Filed 1984·Granted Nov 5, 1985·30 cites·11 claims
- 0769US4379290AAlarm device with a condition sensor elementCERBERUS AG·Filed 1980·Granted Apr 5, 1983·28 cites·20 claims
- 0862US4106848AElastomer wave guide optical modulatorsXEROX CORP·Filed 1975·Granted Aug 15, 1978·16 cites·3 claims
- 0962US4033769APersistent photoconductive compositionsXEROX CORP·Filed 1974·Granted Jul 5, 1977·8 cites·18 claims
- 1061US4047945AXeroprinting master and processXEROX CORP·Filed 1975·Granted Sep 13, 1977·9 cites·5 claims
- 1134US3961954AAcid sensitized charge transfer complexes and cyclic electrostatographic imagingXEROX CORP·Filed 1972·Granted Jun 8, 1976·3 cites·5 claims
- 1232US4050027AOptical signal amplifierXEROX CORP·Filed 1976·Granted Sep 20, 1977·3 cites·1 claims
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