P

Inventor

ROPER CHRISTOPHER S

US74 patents
⚠️ This page may combine multiple inventors who share the name “ROPER CHRISTOPHER S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HRL LAB LLC

39 patents
US9453604B1Sep 27, 2016

Hollow porous materials with architected fluid interfaces for reduced overall pressure loss

HRL LAB LLC31 citations96
US9976815B1May 22, 2018

Heat exchangers made from additively manufactured sacrificial templates

HRL LAB LLC67 citations94
US9835383B1Dec 5, 2017

Planar heat pipe with architected core and vapor tolerant arterial wick

HRL LAB LLC49 citations94
US9731471B2Aug 15, 2017

Curved high temperature alloy sandwich panel with a truss core and fabrication method

HRL LAB LLC31 citations94
US9590228B1Mar 7, 2017

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

HRL LAB LLC25 citations94
US9763314B1Sep 12, 2017

Vapor cells with transparent alkali source and/or sink

HRL LAB LLC25 citations93
US11535360B1Dec 27, 2022

Hypersonic leading-edge heat pipe with porous wick, and methods of making and using the same

HRL LAB LLC20 citations91
US11476555B1Oct 18, 2022

Electrochemically tunable, solid-state metamaterial-based devices

HRL LAB LLC7 citations86
US10828618B1Nov 10, 2020

Alkali source and/or sink using ion-conducting solid electrolyte and mixed ion-electron conductor electrode

HRL LAB LLC13 citations86
US10545461B1Jan 28, 2020

Alkali source and/or sink using ion-conducting solid electrolyte and intercalation-compound electrode

HRL LAB LLC13 citations85
US11142651B1Oct 12, 2021

Inorganic passive coatings for atomic vapor cells

HRL LAB LLC5 citations84
US11101809B1Aug 24, 2021

Metal vapor-density control system with composite multiphase electrode

HRL LAB LLC8 citations84
US10774220B1Sep 15, 2020

Inorganic passive coatings for atomic vapor cells

HRL LAB LLC7 citations84
US10527359B1Jan 7, 2020

Lightweight sandwich panel heat pipe

HRL LAB LLC9 citations84
US9981240B1May 29, 2018

Devices for charge-titrating particle assembly, and methods of using the devices

HRL LAB LLC9 citations84
US9803283B1Oct 31, 2017

Method of electroless deposition of aluminum or aluminum alloy, an electroless plating composition, and an article including the same

HRL LAB LLC13 citations84
US9528776B1Dec 27, 2016

Micro-architected materials for heat exchanger applications

HRL LAB LLC11 citations84
US10775748B1Sep 15, 2020

Alkali source and/or sink using ion-conducting solid electrolyte and intercalation-compound electrode

HRL LAB LLC10 citations83
US10056913B1Aug 21, 2018

Vapor cells with electrical control of vapor pressure, and methods of using the vapor cells

HRL LAB LLC12 citations83
US9758382B1Sep 12, 2017

Three-dimensional ordered diamond cellular structures and method of making the same

HRL LAB LLC7 citations83
US9837177B1Dec 5, 2017

Vapor cells with a bidirectional solid-state charge-depletion capacitor for mobile ions

HRL LAB LLC11 citations82
US11849532B1Dec 19, 2023

Electrochemical atom vapor source and/or sink with integrated heater

HRL LAB LLC5 citations75
US11224944B1Jan 18, 2022

Apparatus and method for in-situ laser peening during additive manufacturing

HRL LAB LLC2 citations73
US11043349B1Jun 22, 2021

Electrochemical solid-state field-emission ion source

HRL LAB LLC5 citations73
US10974959B1Apr 13, 2021

Methods for charge-titrating assembly of partially metallized nanoparticles, and metamaterials produced therefrom

HRL LAB LLC4 citations73
US10710326B1Jul 14, 2020

Open cellular sandwich structures having sealed edges and methods of manufacturing the same

HRL LAB LLC3 citations73
US10500811B1Dec 10, 2019

Curved high temperature alloy sandwich panel with a truss core and fabrication method

HRL LAB LLC5 citations73
US9771998B1Sep 26, 2017

Hierarchical branched micro-truss structure and methods of manufacturing the same

HRL LAB LLC4 citations73
US9733429B2Aug 15, 2017

Stacked microlattice materials and fabrication processes

HRL LAB LLC3 citations73
US10513056B1Dec 24, 2019

Hollow polymer micro-truss structures containing pressurized fluids

HRL LAB LLC2 citations72
US9862151B1Jan 9, 2018

Hollow porous materials with architected fluid interfaces for reduced overall pressure loss

HRL LAB LLC3 citations72
US10502501B1Dec 10, 2019

Louvered elliptical tube micro-lattice heat exchangers

HRL LAB LLC6 citations71
US11769843B1Sep 26, 2023

Photonic integrated module with metal embedded chips

HRL LAB LLC3 citations70
US12200851B1Jan 14, 2025

Electrochemically recirculating atomic beam source

HRL LAB LLC1 citations64
US12194512B1Jan 14, 2025

Electrochemically cleanable windows for atomic instruments, and methods of using the same

HRL LAB LLC0 citations63
US11958088B1Apr 16, 2024

Electrochemically cleanable windows for atomic instruments, and methods of using the same

HRL LAB LLC0 citations63
US11718761B1Aug 8, 2023

Inorganic passive coatings for atomic vapor cells

HRL LAB LLC0 citations63
US10288359B2May 14, 2019

Net-shape structure with micro-truss core

HRL LAB LLC1 citations63
US9797661B1Oct 24, 2017

Method of forming a lightweight sandwich panel heat pipe

HRL LAB LLC1 citations63

ROPER CHRISTOPHER S

7 patents

BOEING CO

3 patents

CUMBERLAND ROBERT W

1 patent

Showing the top 50 of 74 patents by PatentIndex Score.