1
Alexander Govyadinov, Michael J Regan: Emitter and method of making. Hewlett Packard Development Company, Timothy F Myers, October 10, 2006: US07118982 (40 worldwide citation)

An emitter includes an electron source and a cathode. The cathode has an emissive surface. The emitter further includes a continuous anisotropic conductivity layer disposed between the electron source and the emissive surface of the cathode. The anisotropic conductivity layer has an anisotropic shee ...


2
Peter Mardilovich, Alexander Govyadinov, David Neiman, Gregory S Herman, David Champion, James O&apos Neil: Co-deposited films with nano-columnar structures and formation process. Hewlett Packard Development Company, August 3, 2004: US06770353 (28 worldwide citation)

The invention concerns co-deposited films with nano-columnar structures. A film of the invention is formed upon a substrate, and includes a nano-columnar structure of a first material and a co-deposited second material.


3
Alexander Govyadinov, Lenward Seals: Laser line generator. Hewlett Packard Development Company, October 26, 2010: US07821718 (9 worldwide citation)

A laser beam emission is collimated by optics. The collimated beam is shaped into an expanding planar laser beam by line generator optics. The expanding planar laser beam is collimated by other optics such that a beam having a generally rectangular cross-section is derived. The resulting beam can be ...


4
Alexander Govyadinov: Drop detection mechanism and a method of use thereof. Hewlett Packard Development Company, September 10, 2013: US08529011 (6 worldwide citation)

A drop detection mechanism and method of use thereof is disclosed. In an embodiment, a shaped laser beam is employed to scatter light off of ink drops that are fired from a plurality of nozzles. A low cost, high throughput detector is utilized to detect the individual drops and thereby calculate the ...


5
Alexander Govyadinov, Michael J Regan: Emitter and method of making. Hewlett Packard Development Company, Timothy F Myers, December 28, 2004: US06835947 (6 worldwide citation)

An emitter includes an electron source and a cathode. The cathode has an emissive surface. The emitter further includes a continuous anisotropic conductivity layer disposed between the electron source and the emissive surface of the cathode. The anisotropic conductivity layer has an anisotropic shee ...


6
Zhizhang Chen, Sriram Ramamoorthi, Hung Liao, Paul Benning, Alexander Govyadinov: Tunneling emitter with nanohole openings. Hewlett Packard Development Company, Timothy F Myers, June 28, 2005: US06911768 (5 worldwide citation)

An emitter has an electron supply and a porous cathode layer having nanohole openings. The emitter also has a tunneling layer disposed between the electron supply and the cathode layer.


7
Alexander Govyadinov, Erik D Torniainen, Robert Messenger: Fluid ejection assembly with circulation pump. Hewlett Packard Development Company, Nathan R Rieth, June 24, 2014: US08757783 (5 worldwide citation)

A fluid ejection assembly includes a fluid slot formed in a first substrate and a channel formed in a chamber layer disposed on top of a second substrate. The bottom surface of the second substrate is adhered to the top surface of the first substrate and fluid feed holes are formed between the fluid ...


8
David M Schut, Alexander Govyadinov, Thomas Novet, Paul H McClelland: Channeled dielectric re-recordable data storage medium. Hewlett Packard Development Company, December 12, 2006: US07149155 (5 worldwide citation)

A re-recordable data storage medium is disclosed. One embodiment of the medium includes a dielectric material and a filler material. The dielectric material is organized in columnar channels over which memory cells are logically distributed. The filler material is within the columnar channels to rea ...


9
Matthew A Shepherd, Alexander Govyadinov, Erick B Kinas, Paul Richards, Tom Deskins, Steven H Walker: Drop detection. Hewlett Packard Development Company, Steven R Ormiston, February 19, 2013: US08376506 (5 worldwide citation)

In one embodiment, a drop detection method includes: moving a light source along a first side of the drop zone to illuminate drops passing through a drop zone; and, without blocking any part of the drop zone, detecting light scattered off the drops as the drops pass through the drop zone. In another ...


10
Alexander Govyadinov: Light-scattering drop detector. Hewlett Packard Development Company, May 28, 2013: US08449068 (4 worldwide citation)

A drop detector has a light-source and a light detector. The light-source is configured to scatter light off two or more substantially currently ejected drops. The light detector is configured to substantially concurrently sense, respectively at two or more different spatial locations, the light sca ...