Inventor · disambiguated record
Philip E. Barnes
Also filed as: BARNES PHILIP · BARNES PHILIP E
8 granted patents·2 pending applications·260 citations·filing 1974–2025
89Inventor score
Files withUNITED TECHNOLOGIES CORP7MIS CARBONART PTY LTD A SUBSIDIARY OF MINERAL RESOURCES LTD2MIS CARBONART PTY LTD1
Top patents by PatentIndex Score
10 records- 0193US4348155AWind turbine blade pitch control systemUNITED TECHNOLOGIES CORP·Filed 1980·Granted Sep 7, 1982·87 cites·19 claims
- 0285US4124330ACam-operated pitch-change apparatusUNITED TECHNOLOGIES CORP·Filed 1974·Granted Nov 7, 1978·39 cites·8 claims
- 0384US4750862AModular propeller blade pitch actuation systemUNITED TECHNOLOGIES CORP·Filed 1986·Granted Jun 14, 1988·50 cites·4 claims
- 0476US4531448ABalanced output hydraulic actuator systemUNITED TECHNOLOGIES CORP·Filed 1984·Granted Jul 30, 1985·23 cites·5 claims
- 0569US4936746ACounter-rotation pitch change systemUNITED TECHNOLOGIES CORP·Filed 1988·Granted Jun 26, 1990·38 cites·21 claims
- 0667US12479008B2Vibratory screensMIS CARBONART PTY LTD·Filed 2022·Granted Nov 25, 2025·0 cites·19 claims
- 0766US2025339877A1Vibratory screensMIS CARBONART PTY LTD A SUBSIDIARY OF MINERAL RESOURCES LTD·Filed 2025·Application pending·0 cites
- 0863US4312244APower gearingUNITED TECHNOLOGIES CORP·Filed 1980·Granted Jan 26, 1982·18 cites·4 claims
- 0947US2024207897A1Protective plate for a vibratory screenMIS CARBONART PTY LTD A SUBSIDIARY OF MINERAL RESOURCES LTD·Filed 2022·Application pending·0 cites
- 1038US3935704AFan propulsor oil escapement meansUNITED TECHNOLOGIES CORP·Filed 1974·Granted Feb 3, 1976·5 cites·6 claims
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