Inventor

VAN LIEU PIETER

US7 patents

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

RTX CORP

2 patents

US12234733B1Feb 25, 2025

Seal flow bypass

RTX CORP3 citations69

US12590634B2Mar 31, 2026

Piston seal ring bypass

RTX CORP0 citations55

RAYTHEON TECH CORP

2 patents

US12352173B2Jul 8, 2025

Gas turbine engine with carbon/carbon composite piston seal

RAYTHEON TECH CORP1 citations60

US12535013B2Jan 27, 2026

Gas turbine engine with carbon/carbon composite piston seal

RAYTHEON TECH CORP0 citations59

VAN LIEU PIETER

1 patent

US9448010B2Sep 20, 2016

Heat exchanger

VAN LIEU PIETER5 citations63

OTIS ELEVATOR CO

1 patent

US11040859B2Jun 22, 2021

Frameless elevator counterweight

OTIS ELEVATOR CO0 citations51

HAMILTON SUNDSTRAND CORP

1 patent

US9511869B2Dec 6, 2016

Mixer and air pack for use in aircraft air supply system

HAMILTON SUNDSTRAND CORP0 citations45