Inventor

HULL JOHN R

US94 patents

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

HULL JOHN R

BOEING CO

System and method for cryogenic cooling of electromagnetic induction filter

Nondestructive evaluation of railroad rails, wheels, and axles

Systems and methods for predicting and controlling ice formation

System and method for detecting objects

Open-core flywheel architecture

Systems and methods for inspecting additively manufactured components

Open-core flywheel architecture

System and method for nondestructive evaluation of a test object

Underwater pumped-hydro energy storage

Bi-metallic induction heating blanket

Apparatus and method for magnetic field compression using a toroid coil structure

Lightweight honeycomb thermal insulation structure

Induction heating coils with uniform heating

Induction molding for parts having thermoplastic portions

Window method and apparatus for protection from bright light sources

Densification methods and apparatuses

Brushless motor/generator with trapped-flux superconductors

UNIV CHICAGO

Levitation pressure and friction losses in superconducting bearings

Trapped field internal dipole superconducting motor generator

Reluctance apparatus for flywheel energy storage

Low-loss, high-speed, high-Tc superconducting bearings

Low-loss, high-speed, high-TC superconducting bearings

Bearing design for flywheel energy storage using high-TC superconductors

Method for obtaining large levitation pressure in superconducting magnetic bearings

Optimization of superconducting tiling pattern for superconducting bearings

Mixed-mu superconducting bearings

Superconducting magnetic control system for manipulation of particulate matter and magnetic probes in medical and industrial applications

US ENERGY

Method and apparatus for measuring gravitational acceleration utilizing a high temperature superconducting bearing

Passive-solar directional-radiating cooling system

Horizontal electromagnetic casting of thin metal sheets

Gradient zone boundary control in salt gradient solar ponds

Electromagnetic augmentation for casting of thin metal sheets

Horizontal electromagnetic casting of thin metal sheets

HULL JOHN R

Underwater pumped-hydro energy storage

Open-core flywheel architecture

Lightweight composite safety containment for flywheel energy storage

Nested-rotor open-core flywheel

Stators with reconfigurable coil paths

ARCH DEV CORP

Flywheel energy storage with superconductor magnetic bearings

High temperature superconducting fault current limiter

High temperature superconductor current leads

Sidewall containment of liquid metal with vertical alternating magnetic fields

(unassigned)

Remote control device protective pouch

Permanent magnet design for high-speed superconducting bearings

UNIV IOWA STATE RES FOUND INC

Frustrated total internal reflection camera shutter

Method and means of preventing heat convection in a solar pond

GORE & ASS

Patch electrode

TORRINGTON CO

Overrunning clutch

KOZAR MICHAEL P

Flexible magnet directional stiffening methods

US ARMY

Dual-keel electrodynamic maglev system