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Inventor

Manmohan S. Chawla

Inventor
Houston, TX, US

Overview

16→
Patents
1986–2013
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 16 as inventor

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

F42Bprimary
F42BExplosive charges, e.g. for blasting, fireworks, ammunition35%
E21BEarth or rock drilling16%
G01NInvestigating or analysing materials by determining their chemical or physical properties10%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light6%
A61LMethods or apparatus for sterilising materials or objects in general3%
C06BExplosives or thermic compositions3%
F42DBlasting3%
G01SRadio direction-finding3%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes3%
G07FCoin-freed or like apparatus3%
PatentTitleYear
8,357,329'Method and apparatus for destroying pathogenic bacteria'20138,357,902'Apparatus for detecting and imaging explosives on a suicide bomber'20138,242,447'Method and apparatus for detecting explosives using differential inverse hilbert spectroscopy facilitated by a high temperature superconducting quantum system'20127,116,798'Fare card explosive detection system and process'20065,792,977'High performance composite shaped charge'19985,753,850'Shaped charge for creating large perforations'19985,633,475'Circulation shaped charge'19975,619,008'High density perforating system'19975,565,644'Shaped charge with wave shaping lens'19964,862,804'Implosion shaped charge perforator'19894,860,655'Implosion shaped charge perforator'19894,860,654'Implosion shaped charge perforator'19894,669,384'High temperature shaped charge perforating apparatus'19874,643,097'Shaped charge perforating apparatus'19874,638,712'Bullet perforating apparatus, gun assembly and barrel'19874,627,353'Shaped charge perforating apparatus'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1987Patents assigned to DRESSER IND (4)· patent assignee history
1986–1997Based in Houston, TX, US· patent location history
1989–1998Patents assigned to WESTERN ATLAS INT INC (8)· patent assignee history
1998Based in Adelphi, MD, US· patent location history
2006Patents assigned to CHAWLA MANMOHAN SINGH (1)· patent assignee history
2006–2013Based in University Park, MD, US· patent location history
2012–2013Patents assigned to CHAWLA MANMOHAN S (3)· patent assignee history
2012–2013Patents assigned to SYSTEM PLANNING CORP (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WESTERN ATLAS INT INC81989–1998
DRESSER IND41986–1987
CHAWLA MANMOHAN Sself32012–2013
SYSTEM PLANNING CORP32012–2013
CHAWLA MANMOHAN SINGHself12006
Locations
LocationPatentsSpan
Houston, Texas, US101986–1997
University Park, Maryland, US42006–2013
Adelphi, Maryland, US21998