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Inventor

Dipen N. Sinha

Inventor
Los Alamos, NM, US

Overview

58→
Patents
1990–2020
Patent span
Physics
Primary field (CPC G)

Patents· 58 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties29%
G01FMeasuring volume, volume flow, mass flow or liquid level13%
B01DSeparation8%
G01VGeophysics8%
E21BEarth or rock drilling5%
G10KSound-producing devices3%
Y10TTechnical subjects covered by former us classification3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
B29CShaping or joining of plastics3%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts3%
PatentTitleYear
10,830,735Simultaneous real-time measurement of composition, flow, attenuation, density, and pipe-wallthickness in multiphase fluids202010,794,865Ultrasonic in-situ water-cut measurement using ultrasonic oil-water separation for affecting sound speed calibration202010,697,938Fluid characterization using acoustics202010,605,640Apparatus and method for visualization of particles suspended in a fluid and fluid flow patterns using ultrasound202010,585,069Detection, monitoring, and determination of location of changes in metallic structures using multimode acoustic signals202010,537,831Ultrasonic analyte concentration and application in flow cytometry202010,502,648High-pressure, high-temperature hollow sphere acoustic pressure sensor201910,488,286System and method for measurement incorporating a crystal oscillator201910,473,625Detection and monitoring of changes in metallic structures using multimode acoustic signals201910,352,907High-temperature, high pressure acoustic resonance cell201910,331,025Acoustic imaging of objects in optically opaque fluids201910,309,932Apparatus and method for acoustic monitoring of steam quality and flow201910,124,311Material fabrication using acoustic radiation forces201810,088,590Methods for measuring properties of multiphase oil-water-gas mixtures201810,054,676Acoustic camera20189,843,400'Broadband unidirectional ultrasound propagation'20179,442,094'Apparatus and method for acoustic monitoring of steam quality and flow'20169,404,890'Method for noninvasive determination of acoustic properties of fluids inside pipes'20169,354,094'Apparatus and method for noninvasive particle detection using doppler spectroscopy'20169,354,346'Acoustic source for generating an acoustic beam'20169,234,779'Integrated acoustic phase separator and multiphase fluid composition monitoring apparatus and method'20169,199,217'Material fabrication using acoustic radiation forces'20159,103,944'System and method for sonic wave measurements using an acoustic beam source'20159,074,979'Ultrasonic analyte concentration and application in flow cytometry'20158,820,147'Multiphase fluid characterization system'20148,783,109'Ultrasonic analyte concentration and application in flow cytometry'20148,722,155'Method to manufacture bit patterned magnetic recording media'20148,640,529'Integrated acoustic phase separator and multiphase fluid composition monitoring apparatus and method'20148,559,269'Device and method for generating a beam of acoustic energy from a borehole, and applications thereof'20138,547,791'Device and method for generating a beam of acoustic energy from a borehole, and applications thereof'20138,547,790'Device and method for generating a beam of acoustic energy from a borehole, and applications thereof'20138,259,530'System for generating a beam of acoustic energy from a borehole, and applications thereof'20128,231,707'Gas separation using ultrasound and light absorption'20128,233,349'System for generating a beam of acoustic energy from a borehole, and applications thereof'20128,176,783'Non-contact fluid characterization in containers using ultrasonic waves'20128,166,801'Non-invasive fluid density and viscosity measurement'20127,963,165'Non-contact feature detection using ultrasonic Lamb waves'20117,852,091'Microwave determination of location and speed of an object inside a pipe'20107,839,718'Device and method for generating a beam of acoustic energy from a borehole, and applications thereof'20107,340,957'Ultrasonic analyte concentration and application in flow cytometry'20087,228,740'Noninvasive characterization of a flowing multiphase fluid using ultrasonic interferometry'20077,114,390'Ultrasonic liquid level monitor'20066,959,601'Noninvasive characterization of a flowing multiphase fluid using ultrasonic interferometry'20056,889,560'Noninvasive characterization of a flowing multiphase fluid using ultrasonic interferometry'20056,644,118'Cylindrical acoustic levitator/concentrator having non-circular cross-section'20036,644,119'Noninvasive characterization of a flowing multiphase fluid using ultrasonic interferometry'20036,467,350'Cylindrical acoustic levitator/concentrator'20026,186,004'Apparatus and method for remote, noninvasive characterization of structures and fluids inside containers'20016,117,089'Method for noninvasive intracranial pressure measurement'20006,053,041'Noninvasive method for determining the liquid level and density inside of a container'20005,886,262'Apparatus and method for comparing corresponding acoustic resonances in liquids'19995,767,407'Noninvasive identification of fluids by swept-frequency acoustic interferometry'19985,739,432'Ultrasonic characterization of single drops of liquids'19985,606,130'Method for determining the octane rating of gasoline samples by observing corresponding acoustic resonances therein'19975,426,977'Method for establishing the presence of salmonella bacteria in eggs'19955,375,595'Apparatus and method for non-contact, acoustic resonance determination of intraocular pressure'19945,222,388'Nitrogen dioxide detection'19934,912,355'Superlattice strain gage'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2020Based in Los Alamos, NM, US· patent location history
1994–2005Patents assigned to UNIV CALIFORNIA (14)· patent assignee history
2007–2019Patents assigned to LOS ALAMOS NAT SECURITY LLC (31)· patent assignee history
2010–2020Patents assigned to CHEVRON USA INC (12)· patent assignee history
2012–2020Patents assigned to SINHA DIPEN N (19)· patent assignee history
2012–2020Patents assigned to PANTEA CRISTIAN (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LOS ALAMOS NAT SECURITY LLC312007–2019
SINHA DIPEN Nself192012–2020
UNIV CALIFORNIA141994–2005
CHEVRON USA INC122010–2020
PANTEA CRISTIAN92012–2020
Locations
LocationPatentsSpan
Los Alamos, NM, US581990–2020