Inventor · disambiguated record
Walter J. Wiegand
Also filed as: WIEGAND JR WALTER J · WIEGAND WALTER · WIEGAND WALTER J
20 granted patents·2 pending applications·674 citations·filing 1975–2020
96Inventor score
Files withUNITED TECHNOLOGIES CORP16AMBAC IND2BREED TECHN INC1ENDRESS HAUSER DEUTSCHLAND GMBH CO KG1K+S AG1
Top patents by PatentIndex Score
22 records- 0197US5410149AOptical obstruction detector with light barriers having planes of light for controlling automatic doorsOTIS ELEVATOR CO·Filed 1993·Granted Apr 25, 1995·74 cites·14 claims
- 0294US4930043AClosed-loop capacitive accelerometer with spring constraintUNITED TECHNOLOGIES CORP·Filed 1989·Granted May 29, 1990·91 cites·3 claims
- 0394US4760830AMethod and apparatus for controlling fuel injection timing in a compression ignition engineAMBAC IND·Filed 1987·Granted Aug 2, 1988·53 cites·7 claims
- 0491US4463729AMethod and apparatus for controlling fuel injection timing in a compression ignition engineAMBAC IND·Filed 1983·Granted Aug 7, 1984·58 cites·10 claims
- 0587US5381299ACapacitive pressure sensor having a substrate with a curved mesaUNITED TECHNOLOGIES CORP·Filed 1994·Granted Jan 10, 1995·65 cites·17 claims
- 0685US4928203ACapacitive accelerometer with hinges on top and bottom surfaceUNITED TECHNOLOGIES CORP·Filed 1989·Granted May 22, 1990·47 cites·7 claims
- 0783US4549109AOptical display with excimer fluorescenceUNITED TECHNOLOGIES CORP·Filed 1984·Granted Oct 22, 1985·22 cites·5 claims
- 0883US4393719AIonization flowmeterUNITED TECHNOLOGIES CORP·Filed 1981·Granted Jul 19, 1983·37 cites·25 claims
- 0981US4930042ACapacitive accelerometer with separable damping and sensitivityUNITED TECHNOLOGIES CORP·Filed 1989·Granted May 29, 1990·39 cites·16 claims
- 1075US4954925ACapacitive sensor with minimized dielectric driftUNITED TECHNOLOGIES CORP·Filed 1988·Granted Sep 4, 1990·34 cites·16 claims
- 1171US5535626ASensor having direct-mounted sensing elementBREED TECHN INC·Filed 1994·Granted Jul 16, 1996·30 cites·8 claims
- 1267US4016448AHigh power electric discharge method and apparatus for laser chemical synthesis and other applicationsUNITED TECHNOLOGIES CORP·Filed 1975·Granted Apr 5, 1977·13 cites·18 claims
- 1360US5444901AMethod of manufacturing silicon pressure sensor having dual elements simultaneously mountedUNITED TECHNOLOGIES CORP·Filed 1993·Granted Aug 29, 1995·23 cites·17 claims
- 1457US5448444ACapacitive pressure sensor having a reduced area dielectric spacerUNITED TECHNOLOGIES CORP·Filed 1994·Granted Sep 5, 1995·29 cites·20 claims
- 1551US4878383AOptical fluid level sensorUNITED TECHNOLOGIES CORP·Filed 1987·Granted Nov 7, 1989·13 cites·13 claims
- 1649US4074572AMethod and apparatus for sensing the flux of a flowing fluidUNITED TECHNOLOGIES CORP·Filed 1975·Granted Feb 21, 1978·10 cites·16 claims
- 1749US4049989AIon production meansUNITED TECHNOLOGIES CORP·Filed 1975·Granted Sep 20, 1977·10 cites·12 claims
- 1847US2023019192A1Transportable sample drawing container, sample drawing system, and method for drawing a sampleENDRESS HAUSER DEUTSCHLAND GMBH CO KG·Filed 2020·Application pending·0 cites
- 1945US4019383AFour-collector flux sensorUNITED TECHNOLOGIES CORP·Filed 1976·Granted Apr 26, 1977·8 cites·14 claims
- 2044US5440931AReference element for high accuracy silicon capacitive pressure sensorUNITED TECHNOLOGIES CORP·Filed 1993·Granted Aug 15, 1995·11 cites·20 claims
- 2144US4003254AIon collectorUNITED TECHNOLOGIES CORP·Filed 1975·Granted Jan 18, 1977·7 cites·6 claims
- 2236US2019351405A1Modular sample preparation system for preparing aqueous solutions containing solid matter of various salt contents and temperatures for the purpose of downstream measurementK S AG·Filed 2017·Application pending·0 cites
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