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Patents

68,018 found
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Granted

Nucleophilic addition

In organic chemistry, a nucleophilic addition reaction is an addition reaction where a chemical compound with an electron-deficient or electrophilic double or triple bond, a π bond, reacts with ele...

Granted

Photonic crystal waveguides

Optical waveguides typically maintain a constant cross-section along their direction of propagation. This is for example the case for strip and of rib waveguides. However, waveguides can also have ...

Granted

Solid acid electrolyte

Solid acid electrolyte

Granted

Molecular filter

Molecular filter

Granted

Nanobimorph actuator/sensor

Nanobimorph actuator/sensor

Granted

Prosthetic system

Prosthetic system

Granted

Deformation of layered/grad...

Deformation of layered/graded structures

Granted

Molecular sieve

A molecular sieve is a material with very small holes of precise and uniform size. These holes are small enough to block large molecules while allowing small molecules to pass. Many molecular sieve...

Granted

Chemical reaction apparatus

Chemical reaction apparatus

Pending

Fuel cell

A fuel cell is a device that converts the chemical energy from a fuel into electricity through a chemical reaction with oxygen or another oxidizing agent.[1] Hydrogen produced from the steam met...

Granted

Microfabricated elastomeric...

Microfabricated elastomeric structures

Granted

Cytochrome P450 oxygenase

Cytochrome P450 oxygenase

Granted

Microfluidic device

Microfluidic device

Granted

Microfluidic device

Microfluidic device

Granted

Cyclic compounds for modula...

Cyclic compounds for modulating gene expression

Granted

Visual field test

A visual field test is an eye examination that can detect dysfunction in central and peripheral vision which may be caused by various medical conditions such as glaucoma, stroke, brain tumours or o...

Granted

Olefin metathesis catalysts

In the 1960s and 1970s various groups reported the ring-opening polymerization of norbornene catalyzed by hydrated trichlorides of ruthenium and other late transition metals in polar, protic solven...

Granted

HFE protein

Human hemochromatosis protein also known as the HFE protein is a protein which in humans is encoded by the HFE gene. The HFE gene is located on short arm of chromosome 6 at location 6p22.2. Unusual...

Granted

Membrane electrode assembly

A membrane electrode assembly (MEA) is an assembled stack of proton exchange membranes (PEM) or alkali anion exchange membrane (AAEM), catalyst and flat plate electrode used in fuel cells and elect...

Granted

Membrane-electrode assemblies

A membrane electrode assembly (MEA) is an assembled stack of proton exchange membranes (PEM) or alkali anion exchange membrane (AAEM), catalyst and flat plate electrode used in fuel cells and elect...

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