Inventor

BRATKOVSKI ALEXANDRE M

US126 patents

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

BRATKOVSKI ALEXANDRE M

HEWLETT PACKARD DEVELOPMENT CO

Method and apparatus for electromagnetic resonance and amplification using negative index material

Photonic guiding device

Optical structures including selectively positioned color centers, photonic chips including same, and methods of fabricating optical structures

Nanowire configured to couple electromagnetic radiation to selected guided wave, devices using same, and methods of fabricating same

Random negative index material structures in a three-dimensional volume

Composite material with controllable resonant cells

Ordered array of nanoparticles for efficient nanoenhanced Raman scattering detection and methods of forming the same

Raman signal-enhancing structures and Raman spectroscopy systems including such structures

Photonic crystal system and method of controlling/detecting direction of radiation propagation using photonic crystal system

Bistable molecular mechanical devices with an appended rotor activated by an electric field for electronic switching, gating and memory applications

Fingerprint and physical attribute detection

Nanowire photodiodes and methods of making nanowire photodiodes

Transistor and sensors made from molecular materials with electric dipoles

Multiple spectral measurement acquisition apparatus and the methods of using same

Apparatus having surface-enhanced spectroscopy modules

Memristors with insulation elements and methods for fabricating the same

Fast injection optical switch

Fabricating arrays of metallic nanostructures

Apparatuses and methods for up-converting electromagnetic radiation

Metamaterial structures for light processing and method of processing light

Method and apparatus for controlling light flux with sub-micron plasmon waveguides

Binary arrays of nanoparticles for nano-enhanced Raman scattering molecular sensors

Free-standing nanowire sensor and methods for forming and using the same

Memristive device

Polarized radiation source using spin extraction/injection

Distributing clock signals using metamaterial-based waveguides

Multi-tiered network for gathering detected condition information

Nanowire heterostructures and methods of forming the same

Resistive memory devices

Scattering spectroscopy employing hotspot-aligned nanopores

Square-law detector based on spin injection and nanowires

Efficient spin-injection into semiconductors

Injection cold emitter with negative electron affinity based on wide-gap semiconductor structure with controlling base

Magnetic sensor based on efficient spin injection into semiconductors

BRATKOVSKI ALEXANDRE M

Spatial multiplexing for optical transmission

Memcapacitor

Scrambling and descrambling systems for secure communication

Memristor having a nanostructure in the switching material

Flexible metamaterial structure based on graphene structures

Reconfigurable surface enhanced Raman spectroscopy apparatus, system and method

Photo-responsive memory resistor and method of operation

Integrated sensors

HEWLETT PACKARD CO

Bistable molecular mechanical devices with an appended rotor activated by an electric field for electronic switching, gating and memory applications

YANG JIANHUA

Memristive device

KAMINS THEODORE I

Optical device and method of making the same

WILLIAMS R STANLEY

Memristive device and methods of making and using the same

BEAUSOLEIL RAYMOND G

Device with tunable plasmon resonance

HEWLETT PACKARD ENTPR DEV LP

Memristor structures

KUO HUEI PEI

Image viewing systems with an integrated screen lens

WANG SHIH-YUAN

Structure and method for modulating light