Inventor

BIEGELSEN DAVID K

US204 patents

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

BIEGELSEN DAVID K

XEROX CORP

Photolithographically-patterned out-of-plane coil structures and method of making

Pressure and force profile sensor and method for detecting pressure

Fluid valves having cantilevered blocking films

Microdevice valve structures to fluid control

Paper property sensing system

Fabrication of quantum confinement semiconductor light-emitting devices

Display sheet with stacked electrode structure

Structure and method for fabricating GaN substrates from trench patterned GaN layers on sapphire substrates

Two dimensional object position sensor

Encoded sheet material and sheet processing apparatus using encoded sheet material

Photoetching of acoustic lenses for acoustic ink printing

Conduit system for a valve array

Fast variable flow microelectromechanical valves

Display sheet with a plurality of hourglass shaped capsules containing marking means responsive to external fields

Flexible object handling system using feedback controlled air jets

Systems and methods for ejecting or depositing substances containing multiple photointiators

Thin film structure machining and attachment

Photolithographically-patterned out-of-plane coil structures and method of making

Particulate source, circulation, and valving system for ballistic aerosol marking

Pressure sensor and method for detecting pressure

Passively addressable cantilever valves

Pneumatic rollers and paper handling arrangements

Passively addressable fluid valves having S-shaped blocking films

Paper handling system having embedded control structures

Macrodetector based image conversion system

Position sensitive detector based image conversion system capable of preserving subpixel information

Self aligning small scale integrated circuit semiconductor chips to form large area arrays

Acousto-optic modulation device

Distributed control of non-linear coupled systems with a single output

Microfabricated light collimating screen

Electrophoretic display device

Low cost integrated out-of-plane micro-device structures and method of making

Large area micro-structure template for creation of closely packed arrays

Air jet board device

Methods of encapsulating cores using ink jets or fogs

Self positioning, passive MEMS mirror structures

Self positioning, passive MEMS mirror structures

Printing plate with reversible charge-controlled wetting

Object position/presence sensor and method for detecting object position or presence

Pixel cells having integrated analog memories and arrays thereof

Pixel cells having integrated analog memories and arrays thereof

Intermediate buffer films with low plastic deformation threshold for lattice mismatched heteroepitaxy

PALO ALTO RES CT INC

Apparatus and method for using electrostatic force to cause fluid movement

System for forming a micro-assembler

Low cost piezo printhead based on microfluidics in printed circuit board and screen-printed piezoelectrics

Grating-outcoupled cavity resonator having uni-directional emission

Elastic microchannel collimating arrays and method of fabrication

Media path modules

CHOW EUGENE M

Micro-assembler

LEAN MENG H

Optically patterned virtual electrodes and interconnects on polymer and semiconductive substrates