Inventor

YUST DAVID T

US31 patents

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

YUST DAVID T

3M INNOVATIVE PROPERTIES COMPANY

Optical camouflage filters

Display system with finger sensing

Optical construction and display system

Film stacks for thin circular polarizers

Respirator having optically active exhalation valve

Film stacks for thin circular polarizers

Angularly and spectrally selective detector and light source systems

Spectrally selective retroreflective system

Display system with finger sensing

Film stacks for thin circular polarizers

Optical film and polarizing beam splitter

Optical systems

Integral multilayer optical film

3M INNOVATIVE PROPERTIES CO

Inconspicuous optical tags and methods therefor

Respirator having optically active exhalation valve

Optical film comprising birefringent naphthalate copolyester having branched or cyclic C4-C10 alkyl units

Optical camouflage filters

Spectrally selective light control film

Stabilized infrared absorbing dispersions

Effective media retarder films with spatially selective birefringence reduction

Stabilized infrared absorbing dispersions

Conductive polymeric material

Multilayer film capacitor

LIU YUFENG

Multilayer optical film

Front projection screen with high contrast

Dry erasable projection article and system

MERRILL WILLIAM WARD

Internally patterned multilayer optical films with multiple birefringent layers

Effective media retarder films with spatially selective birefringence reduction

LIU YUFENG R

Optical film comprising birefringent naphthalate copolyester having branched or cyclic C4-C10 alkyl units

WANG LEI

Negatively birefringent polyesters and optical films

WEBER MICHAEL F

Optical stack having birefringent layer of optically symmetrical crystallites