Inventor

LIBSCH FRANK R

US59 patents

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

LIBSCH FRANK R

IBM

High performance thin film transistor and active matrix process for flat panel displays

Method for fabricating self-aligned thin-film transistors to define a drain and source in a single photolithographic step

Method and apparatus for real-time on-off contrast ratio optimization in liquid crystal displays

Yield enchancement pixel structure for active matrix organic light-emitting diode displays

Multiplexing pixel circuits

Multiplexing pixel circuits

Driving method and circuit for pixel multiplexing circuits

Multiple pixel driven mirror electrodes for improved aperture ratio of reflective displays

Coupling element alignment using waveguide fiducials

Coupling element alignment using waveguide fiducials

Method of forming fully self-aligned TFT with improved process window

Encryption engine with an undetectable/tamper-proof private key in late node CMOS technology

Magnetically guided chiplet displacement

Micro-LED array transfer

Polarization rotator for silicon photonics

Techniques for arranging solder balls and forming bumps

Mixed electrical and optical LGA interposer for facilitating chip to board communications by dual signal types

Grating edge coupler and method of forming same

Metal induced self-aligned crystallization of Si layer for TFT

Micro-capacitance sensor array containing spaced apart first and second overlapping and parallel electrode plates for sensing analytes

Magnetically guided chiplet displacement

Systems and methods for displaying images

Low threshold voltage instability amorphous silicon field effect transistor structure and biasing for active matrix organic light-emitting diodes

Vertical light emitting diode with magnetic back contact

Techniques for arranging solder balls and forming bumps

Encryption engine with an undetectable/tamper-proof private key in late node CMOS technology

Micro-capacitance sensor array containing spaced apart first and second overlapping and parallel electrode plates for sensing analytes

Encryption engine with an undetectable/tamper proof private key in late node CMOS technology

Polarization-independent grating coupler for silicon on insulator

Grating edge coupler and method of forming same

Coupling element alignment using waveguide fiducials

Structure and method for monitoring directed self-assembly pattern formation

Electrical component assembly on flexible materials

Vertical light emitting diode with magnetic back contact

Micro-LED array transfer

Electrical component assembly on flexible materials

BUDD RUSSELL A

3D optoelectronic packaging

3D optoelectronic packaging

3D optoelectronic packaging

Multi-core fiber optical coupling elements

Method to reorder (shuffle) optical cable waveguide layers

Techniques for arranging solder balls and forming bumps

TOPPOLY OPTOELECTRONICS CORP

Data voltage current drive amoled pixel circuit

Active matrix oled voltage drive pixel circuit

ANDRY PAUL S

Silicon photonic chip optical coupling structures

Silicon carrier optoelectronic packaging

HOUGHAM GARETH

Axiocentric scrubbing land grid array contacts and methods for fabrication

Axiocentric scrubbing land grid array contacts and methods for fabrication

GLOBALFOUNDRIES INC

Axiocentric scrubbing land grid array contacts and methods for fabrication

III-V lasers with integrated silicon photonic circuits