DHRUBA J. CHAKRABARTI

Person

REGO PARK, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
High strength 7xxx aluminum alloys and methods of making the same
- Patent number 11,421,309
- Issue date Aug 23, 2022
- Novelis Inc.
- Rajeev G. Kamat
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Aluminum alloy products having improved property combinations and m...
- Patent number 8,961,715
- Issue date Feb 24, 2015
- Alcoa Inc.
- Gary H. Bray
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Aluminum alloy products having improved property combinations and m...
- Patent number 8,840,737
- Issue date Sep 23, 2014
- Alcoa Inc.
- Gary H. Bray
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Aluminum alloy products having improved property combinations and m...
- Patent number 8,524,014
- Issue date Sep 3, 2013
- Alcoa Inc.
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Aluminum alloy products having improved property combinations and m...
- Patent number 8,083,870
- Issue date Dec 27, 2011
- Alcoa Inc.
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Aluminum alloy products having improved property combinations and m...
- Patent number 7,678,205
- Issue date Mar 16, 2010
- Alcoa Inc.
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Artificial aging control of aluminum alloys
- Patent number 7,018,489
- Issue date Mar 28, 2006
- Alcoa Inc.
- William D. Bennon
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Aluminum alloy products having improved property combinations and m...
- Patent number 6,972,110
- Issue date Dec 6, 2005
- Alcoa Inc.
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process to improve 6XXX alloys by reducing altered density sites
- Patent number 6,911,099
- Issue date Jun 28, 2005
- Alcoa Inc.
- Paul E. Magnusen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process to improve 6XXX alloys by reducing altered density sites
- Patent number 6,613,167
- Issue date Sep 2, 2003
- Alcoa Inc.
- Paul E. Magnusen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High toughness plate alloy for aerospace applications
- Patent number 6,576,071
- Issue date Jun 10, 2003
- Alcoa Inc.
- John Liu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Aluminum sheet products having improved fatigue crack growth resist...
- Patent number 6,562,154
- Issue date May 13, 2003
- Aloca Inc.
- Roberto J. Rioja
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High toughness plate alloy for aerospace applications
- Patent number 6,444,058
- Issue date Sep 3, 2002
- Alcoa Inc.
- John Liu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for making a superplastically-formable AL-Mg product
- Patent number 6,322,646
- Issue date Nov 27, 2001
- Alcoa Inc.
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Superplastically-formable Al-Mg-Si product and method
- Patent number 6,063,210
- Issue date May 16, 2000
- Aluminum Company of America
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for treating an aluminum alloy product to improve formabilit...
- Patent number 5,810,949
- Issue date Sep 22, 1998
- Aluminum Company of America
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Thin film pretreatment for memory disks and associated methods
- Patent number 5,747,135
- Issue date May 5, 1998
- Aluminum Company of America
- Dhruba J. Chakrabarti
- G11 - INFORMATION STORAGE
Information Patent Grant
Superplastic aluminum products and alloys
- Patent number 5,055,257
- Issue date Oct 8, 1991
- Aluminum Company of America
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
HIGH STRENGTH 7XXX ALUMINUM ALLOYS AND METHODS OF MAKING THE SAME
- Publication number 20220333229
- Publication date Oct 20, 2022
- Novelis Inc.
- RAJEEV G. KAMAT
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HIGH STRENGTH 7XXX ALUMINUM ALLOYS AND METHODS OF MAKING THE SAME
- Publication number 20170121802
- Publication date May 4, 2017
- Novelis Inc.
- RAJEEV G. KAMAT
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ALUMINUM ALLOY PRODUCTS HAVING IMPROVED PROPERTY COMBINATIONS AND M...
- Publication number 20150368773
- Publication date Dec 24, 2015
- ALCOA INC.
- Gary H. Bray
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ALUMINUM ALLOY PRODUCTS HAVING IMPROVED PROPERTY COMBINATIONS AND M...
- Publication number 20140227131
- Publication date Aug 14, 2014
- ALCOA INC.
- Gary H. Bray
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ALUMINUM ALLOY PRODUCTS HAVING IMPROVED PROPERTY COMBINATIONS AND M...
- Publication number 20130312877
- Publication date Nov 28, 2013
- ALCOA INC.
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ALUMINUM ALLOY PRODUCTS HAVING IMPROVED PROPERTY COMBINATIONS AND M...
- Publication number 20110268603
- Publication date Nov 3, 2011
- ALCOA INC.
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum alloy products having improved property combinations and m...
- Publication number 20100037998
- Publication date Feb 18, 2010
- ALCOA INC.
- Gary H. Bray
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum Alloy Products Having Improved Property Combinations and M...
- Publication number 20080283163
- Publication date Nov 20, 2008
- Gary H. Bray
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum sheet products having improved fatigue crack growth resist...
- Publication number 20070000583
- Publication date Jan 4, 2007
- Roberto J. Rioja
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum alloy products having improved property combinations and m...
- Publication number 20060083654
- Publication date Apr 20, 2006
- Alcoa Inc.
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Artificial aging control of aluminum alloys
- Publication number 20060076093
- Publication date Apr 13, 2006
- Alcoa Inc.
- William D. Bennon
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Forged aluminum vehicle wheel and associated method of manufacture...
- Publication number 20060000094
- Publication date Jan 5, 2006
- Carl E. Garesché
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method for increasing the strength and/or corrosion resistance of 7...
- Publication number 20050269000
- Publication date Dec 8, 2005
- Diana K. Denzer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum alloy products having improved property combinations and m...
- Publication number 20050257865
- Publication date Nov 24, 2005
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum alloy products having improved property combinations and m...
- Publication number 20050150579
- Publication date Jul 14, 2005
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Artificial aging control of aluminum alloys
- Publication number 20040089381
- Publication date May 13, 2004
- William D. Bennon
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Process to improve 6XXX alloys by reducing altered density sites
- Publication number 20030127165
- Publication date Jul 10, 2003
- Paul E. Magnusen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for increasing the strength and/or corrosion resistance of 7...
- Publication number 20030051784
- Publication date Mar 20, 2003
- Diana K. Denzer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PROCESS TO IMPROVE 6XXX ALLOYS BY REDUCING ALTERED DENSITY SITES
- Publication number 20020192493
- Publication date Dec 19, 2002
- Paul E. Magnusen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum alloy having superior strength-toughness combinations in t...
- Publication number 20020150498
- Publication date Oct 17, 2002
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum alloy products having improved property combinations and m...
- Publication number 20020121319
- Publication date Sep 5, 2002
- Dhruba J. Chakrabarti
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
High toughness plate alloy for aerospace applications
- Publication number 20020079027
- Publication date Jun 27, 2002
- John Liu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

DHRUBA J. CHAKRABARTI

Person

Patents Grantslast 30 patents

High strength 7xxx aluminum alloys and methods of making the same

Aluminum alloy products having improved property combinations and m...

Aluminum alloy products having improved property combinations and m...

Aluminum alloy products having improved property combinations and m...

Aluminum alloy products having improved property combinations and m...

Aluminum alloy products having improved property combinations and m...

Artificial aging control of aluminum alloys

Aluminum alloy products having improved property combinations and m...

Process to improve 6XXX alloys by reducing altered density sites

Process to improve 6XXX alloys by reducing altered density sites

High toughness plate alloy for aerospace applications

Aluminum sheet products having improved fatigue crack growth resist...

High toughness plate alloy for aerospace applications

Method for making a superplastically-formable AL-Mg product

Superplastically-formable Al-Mg-Si product and method

Method for treating an aluminum alloy product to improve formabilit...

Thin film pretreatment for memory disks and associated methods

Superplastic aluminum products and alloys

Patents Applicationslast 30 patents

HIGH STRENGTH 7XXX ALUMINUM ALLOYS AND METHODS OF MAKING THE SAME

HIGH STRENGTH 7XXX ALUMINUM ALLOYS AND METHODS OF MAKING THE SAME

ALUMINUM ALLOY PRODUCTS HAVING IMPROVED PROPERTY COMBINATIONS AND M...

ALUMINUM ALLOY PRODUCTS HAVING IMPROVED PROPERTY COMBINATIONS AND M...

ALUMINUM ALLOY PRODUCTS HAVING IMPROVED PROPERTY COMBINATIONS AND M...

ALUMINUM ALLOY PRODUCTS HAVING IMPROVED PROPERTY COMBINATIONS AND M...

Aluminum alloy products having improved property combinations and m...

Aluminum Alloy Products Having Improved Property Combinations and M...

Aluminum sheet products having improved fatigue crack growth resist...

Aluminum alloy products having improved property combinations and m...

Artificial aging control of aluminum alloys

Forged aluminum vehicle wheel and associated method of manufacture...

Method for increasing the strength and/or corrosion resistance of 7...

Aluminum alloy products having improved property combinations and m...

Aluminum alloy products having improved property combinations and m...

Artificial aging control of aluminum alloys

Process to improve 6XXX alloys by reducing altered density sites

Method for increasing the strength and/or corrosion resistance of 7...

PROCESS TO IMPROVE 6XXX ALLOYS BY REDUCING ALTERED DENSITY SITES

Aluminum alloy having superior strength-toughness combinations in t...

Aluminum alloy products having improved property combinations and m...

High toughness plate alloy for aerospace applications