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Inventor

Parul W. Dhall

Inventor
Houston, TX, US

Overview

2→
Patents
2015–2016
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C22Cprimary
C22CAlloys22%
E21BEarth or rock drilling22%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry11%
B23KSoldering or unsoldering11%
B24DTools for grinding, buffing or sharpening11%
C21DModifying the physical structure of ferrous metals11%
C23FNon-mechanical removal of metallic material from surface11%
PatentTitleYear
9,382,596'Laser cladding Fe—Cr alloy on downhole tools'20169,156,136'Systems and methods for vapor pressure leaching polycrystalline diamond cutter elements'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2016Patents assigned to NAT OILWELL VARCO LP (2)· patent assignee history
2015Based in Spring, TX, US· patent location history
2016Patents assigned to DHALL PARUL W (1)· patent assignee history
2016Patents assigned to PILLAI RAJU (1)· patent assignee history
2016Patents assigned to SUE JIINJEN A (1)· patent assignee history
2016Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NAT OILWELL VARCO LP22015–2016
DHALL PARUL Wself12016
PILLAI RAJU12016
SUE JIINJEN A12016
Locations
LocationPatentsSpan
Houston, Texas, US12016
Spring, Texas, US12015