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Inventor

DANIELSON DAVID R

US10 patents
⚠️ This page may combine multiple inventors who share the name “DANIELSON DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAMILTON SUNDSTRAND CORP

4 patents
US6422816B1Jul 23, 2002

Variable pitch propeller control system

HAMILTON SUNDSTRAND CORP79 citations96
US11479339B2Oct 25, 2022

Propeller blade pitch angle feedback from actuator rotation

HAMILTON SUNDSTRAND CORP4 citations71
US9512728B2Dec 6, 2016

Simplified propeller balancing system and method

HAMILTON SUNDSTRAND CORP0 citations51
US12116138B2Oct 15, 2024

Multi-element propeller blade deicer scheme for balanced three-phase electrical loads

HAMILTON SUNDSTRAND CORP0 citations50

DANIELSON DAVID R

3 patents
US9120559B2Sep 1, 2015

Propeller blade pitch actuation system

DANIELSON DAVID R12 citations82
US9718536B2Aug 1, 2017

Counter-rotating open-rotor (CROR)

DANIELSON DAVID R6 citations81
US8651811B2Feb 18, 2014

Control logic for a propeller system

DANIELSON DAVID R17 citations81

PERKINSON ROBERT H

2 patents
US8167553B2May 1, 2012

Electrical system for driving a propeller pitch change mechanism

PERKINSON ROBERT H21 citations92
US8894418B2Nov 25, 2014

Retractable contact assembly

PERKINSON ROBERT H1 citations51

TALASCO ERIC J

1 patent
US9051044B2Jun 9, 2015

Counter-rotating open-rotor (CROR)

TALASCO ERIC J10 citations78