Inventor

Bhargav Gajji

Inventor

Pune, IN

Overview

23→

Patents

2016–2019

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 23 as inventor

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

E21Bprimary

E21BEarth or rock drilling46%

G01NInvestigating or analysing materials by determining their chemical or physical properties20%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure10%

F16DCouplings for transmitting rotation5%

G01DMeasuring not specially adapted for a specific variable5%

G01MTesting static or dynamic balance of machines or structures5%

G01VGeophysics5%

G01BMeasuring length, thickness or similar linear dimensions2%

H05KPrinted circuits2%

PatentTitleYear

10,495,558Multi-surface viscosity measurement2019 10,444,134Viscosity measurement2019 10,443,309Dynamic geo-stationary actuation for a fully-rotating rotary steerable system2019 10,364,668Measuring micro stalls and stick slips in mud motors using fiber optic sensors2019 10,281,381Axial flow viscometer2019 10,145,775Apparatus and methods for determining swelling reactivity of materials under subterranean wellbore conditions2018 10,107,037Roll reduction system for rotary steerable system2018 10,088,338Optical shaft twist angle measurement methods and systems2018 10,081,982Torque transfer mechanism for downhole drilling tools2018 10,047,573In-line tortional vibration mitigation mechanism for oil well drilling assembly2018 10,036,222Bottom hole assembly retrieval for casing-while-drilling operations using a tethered float valve2018 9,988,847Downhole mud motor with adjustable bend angle2018 9,945,767Apparatus and methods for determining surface wetting of material under subterranean wellbore conditions2018 9,939,361Automated calcimeter systems2018 9,829,421Apparatus and methods for determining surface wetting of material under subterranean wellbore conditions2017 9,784,046'Methods and apparatus for mitigating downhole torsional vibration'2017 9,771,794'Downhole drilling optimization collar with fiber optics'2017 9,663,993'Directional drilling system and methods'2017 9,598,955'Wellbore tubular length determination using pulse-echo measurements'2017 9,464,483'Bottom hole assembly retrieval for casing-while-drilling operations using a tethered float valve'2016 9,458,714'Downhole drilling optimization collar with fiber optics'2016 9,429,011'Method and apparatus for in-situ fluid injector unit'2016 9,404,316'Methods and apparatus for mitigating downhole torsional vibration'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016–2019Patents assigned to HALLIBURTON ENERGY SERVICES INC (23)· patent assignee history

2016–2019Based in Pune, IN· patent location history

2016–2017Based in Maharashtra, IN· patent location history

2018–2019Based in Cypress, TX, US· patent location history

2018–2019Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HALLIBURTON ENERGY SERVICES INC	23	2016–2019

Locations

Location	Patents	Span
Pune, IN	15	2016–2019
Cypress, Texas, US	4	2018–2019
Houston, Texas, US	2	2018–2019
Maharashtra, IN	2	2016–2017