LandOfFree - US Patents

Computer graphics processing and selective visual display system – Display peripheral interface input device

Quadrant-based binding of pointer device buttons

Image analysis – Image enhancement or restoration – Object boundary expansion or contraction

Quadrant-based density detection for lead edge lightening

Quadrant-based two-dimensional memory manager

Quadrantal crib with canopy and sliding gate

Beds – Crib – Folding

Image analysis – Image transformation or preprocessing – Changing the image coordinates

Quadrantal scaling of dot matrix data

Demodulators – Amplitude modulation demodulator – Having specific distortion – noise or other interference...

Quadraphase demodulation

Modulators – Phase shift keying modulator or quadrature amplitude modulator

Quadraphase modulator

Modulators – Amplitude modulator – Nonlinear device controlled by modulating signal

Quadraphase modulator

Dynamic information storage or retrieval – Control of storage or retrieval operation by a control... – Control of information signal processing channel

Quadraphonic compact disc system

Quadraphonic headphone with ambience programmer

Quadraphonic passive four-channel decoder

Pumps – Motor driven – Relatively movable pumping members driven by relatively...

Quadraplex fluid pump

Boring or penetrating the earth – Bit or bit element – With helical-conveying portion

Quadrapod auger support

Implements or apparatus for applying pushing or pulling force – Apparatus for hauling or hoisting load – including driven... – Device includes rotatably driven – cable contacting drum

Quadrapod safety support for fall protection systems

Quadrate adjustable wall mirror

Design Patent

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

Quadratic acid amide derivatives, their use as stabilizers, and

Telecommunications – Receiver or analog modulated signal frequency converter – Noise or interference elimination

Quadratic amplitude control circuit for cosite interference...

Coded data generation or conversion – Converter calibration or testing

Quadratic and cubic compensation of sigma-delta D/A and A/D...

Electrical computers: arithmetic processing and calculating – Electrical digital calculating computer – Particular function performed

Quadratic approximation for fast fourier transformation