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Manmohan S. Chawla
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
High performance composite shaped charge
Patent number
5,792,977
Issue date
Aug 11, 1998
Western Atlas International, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING
Information
Patent Grant
Shaped charge for creating large perforations
Patent number
5,753,850
Issue date
May 19, 1998
Western Atlas International, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING
Information
Patent Grant
Circulation shaped charge
Patent number
5,633,475
Issue date
May 27, 1997
Western Atlas International, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING
Information
Patent Grant
High density perforating system
Patent number
5,619,008
Issue date
Apr 8, 1997
Western Atlas International, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING
Information
Patent Grant
Shaped charge with wave shaping lens
Patent number
5,565,644
Issue date
Oct 15, 1996
Western Atlas International, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING
Information
Patent Grant
Implosion shaped charge perforator
Patent number
4,862,804
Issue date
Sep 5, 1989
Western Atlas International, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING
Information
Patent Grant
Implosion shaped charge perforator
Patent number
4,860,655
Issue date
Aug 29, 1989
Western Atlas International, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING
Information
Patent Grant
Implosion shaped charge perforator
Patent number
4,860,654
Issue date
Aug 29, 1989
Western Atlas International, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING
Information
Patent Grant
High temperature shaped charge perforating apparatus
Patent number
4,669,384
Issue date
Jun 2, 1987
Dresser Industries, Inc.
Manmohan S. Chawla
C06 - EXPLOSIVES MATCHES
Information
Patent Grant
Shaped charge perforating apparatus
Patent number
4,643,097
Issue date
Feb 17, 1987
Dresser Industries, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING
Information
Patent Grant
Bullet perforating apparatus, gun assembly and barrel
Patent number
4,638,712
Issue date
Jan 27, 1987
Dresser Industries, Inc.
Manmohan S. Chawla
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shaped charge perforating apparatus
Patent number
4,627,353
Issue date
Dec 9, 1986
Dresser Industries, Inc.
Manmohan S. Chawla
F42 - AMMUNITION BLASTING