P

Inventor

MCKNIGHT GEOFFREY P

US112 patents
⚠️ This page may combine multiple inventors who share the name “MCKNIGHT GEOFFREY P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HRL LAB LLC

21 patents
US8354170B1Jan 15, 2013

Elastomeric matrix composites

HRL LAB LLC139 citations98
US7892630B1Feb 22, 2011

Variable stiffness structure

HRL LAB LLC85 citations98
US7550189B1Jun 23, 2009

Variable stiffness structure

HRL LAB LLC65 citations98
US10422397B1Sep 24, 2019

Methods to dynamically alter the stiffness of nonlinear structures

HRL LAB LLC21 citations94
US9590228B1Mar 7, 2017

Three-dimensional micro-lattice battery structures with convective flow of electrolytes

HRL LAB LLC25 citations94
US9222229B1Dec 29, 2015

Tunable sandwich-structured acoustic barriers

HRL LAB LLC42 citations94
US9920793B1Mar 20, 2018

Negative stiffness system with variable preload adjustment

HRL LAB LLC23 citations93
US8752667B2Jun 17, 2014

High bandwidth antiresonant membrane

HRL LAB LLC22 citations93
US7582349B1Sep 1, 2009

Morphing cellular structure

HRL LAB LLC21 citations93
US9394950B1Jul 19, 2016

Short-beam negative stiffness elements

HRL LAB LLC20 citations92
US7274128B1Sep 25, 2007

Layered inorganic with pillared organic nanocomposite actuators

HRL LAB LLC25 citations92
US11021870B1Jun 1, 2021

Sound blocking enclosures with antiresonant membranes

HRL LAB LLC13 citations86
US10495171B1Dec 3, 2019

Torsion springs with changeable stiffness

HRL LAB LLC4 citations84
US9825610B1Nov 21, 2017

Tunable stiffness mechanical filter and amplifier

HRL LAB LLC13 citations84
US9822835B1Nov 21, 2017

Torsion springs with changeable stiffness

HRL LAB LLC10 citations84
US9791014B1Oct 17, 2017

Enhanced damping materials using negative stiffness inserts

HRL LAB LLC13 citations84
US9004226B1Apr 14, 2015

Actively tunable lightweight acoustic barrier materials

HRL LAB LLC5 citations84
US11473647B1Oct 18, 2022

Isolation system and method

HRL LAB LLC8 citations83
US10119589B2Nov 6, 2018

Microlattice damping material and method for repeatable energy absorption

HRL LAB LLC9 citations83
US7205699B1Apr 17, 2007

Solid state actuation using graphite intercalation compounds

HRL LAB LLC15 citations83
US10030731B1Jul 24, 2018

Assembly with negative torsional stiffness

HRL LAB LLC12 citations82

MCKNIGHT GEOFFREY P

8 patents

BOEING CO

4 patents

MICROSOFT TECHNOLOGY LICENSING LLC

4 patents

BROWNE ALAN L

3 patents

GEN MOTORS CORP

3 patents

HENRY CHRISTOPHER P

2 patents

GM GLOBAL TECH OPERATIONS INC

1 patent

GAO XIUJIE

1 patent

GM GLOBAL TECH OPERATIONS LLC

1 patent

CHANG CHIA-MING

1 patent

KEEFE ANDREW C

1 patent

Showing the top 50 of 112 patents by PatentIndex Score.