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Dr Raj C Thiagarajan ATOA Scientific Technologies Dr Raj C Thiagarajan ATOA Scientific Technologies
Tansen Dhananjay Chaudhari, Chinniah Thiagarajan, Poovanna Kushalappa Theethira, Stephen Shuler, Eric Jon Jaarda: Energy absorbing articles. General Electric Company, Fletcher Yoder, January 9, 2007: US07160621 (34 worldwide citation)

An article comprises a plurality of auxetic structures wherein the auxetic structures are of size greater than about 1 mm. The article also comprises at least one cell boundary that is structurally coupled to the auxetic structures. The cell boundary is configured to resist a deformation of the auxe ...


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Dr Raj C Thiagarajan ATOA Scientific Technologies Dr Raj C Thiagarajan ATOA Scientific Technologies
Chinniah Thiagarajan, Ravi Sriraman, Tansen Dhananjay Chaudhari, Muniratnam Kumar, Vlkash Kumar Sinha, Asim Pattanayak: Nano-cellular polymer foam and methods for making them. Sabic Innovative Plastics IP, Cantor Colburn, November 23, 2010: US07838108 (1 worldwide citation)

A nano-cellular polymer foam is disclosed, which has an average pore size from about 10 nanometers to about 500 nanometers; and a foam density that is from about 1 percent to about 50 percent of the bulk density of the material of the nano-cellular foam.


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Dr Raj C Thiagarajan ATOA Scientific Technologies Dr Raj C Thiagarajan ATOA Scientific Technologies
Chinniah Thiagarajan, Ravi Sriraman, Tansen Dhananjay Chaudhari, Muniratnam Kumar, Vlkash Kumar Sinha, Asim Pattanayak: Nano-cellular polymer foam and methods for making them. Sabic 08cs Structured Products, SABIC Innovative Plastics IP Legal, June 11, 2009: US20090148665-A1

A nano-cellular polymer foam is disclosed, which has an average pore size from about 10 nanometers to about 500 nanometers; and a foam density that is from about 1 percent to about 50 percent of the bulk density of the material of the nano-cellular foam.


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Dr Raj C Thiagarajan ATOA Scientific Technologies
Chinniah Thiagarajan, Ravi Siraman, Tansen Dhananjay Chaudhari, Muniratnam Kumar, Vikash Kumar Sinha, Asim Pattanayak: Nano-cellular polymer foam and methods for making them. Sabic Innovative Plastics Ip, Wu Peishan, December 30, 2009: CN200880005244

A nano-cellular polymer foam is disclosed,- which has an average pore size from about 10 nanometers to about 500 nanometers; and a foam density that is from about 1 percent to about 50 percent of the bulk density of the material of the nano- cellular foam.


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Dr Raj C Thiagarajan ATOA Scientific Technologies
Tansen Dhananjay Chaudhari, Chinniah Thiagarajan, Poovanna Kushalappa Theethira, Stephen Shuler, Eric Jon Jaarda: Energy absorbing articles. General Electric Company, General Electric Company, C O Fletcher Yoder, December 29, 2005: US20050287371-A1

An article comprises a plurality of auxetic structures wherein the auxetic structures are of size greater than about 1 mm. The article also comprises at least one cell boundary that is structurally coupled to the auxetic structures. The cell boundary is configured to resist a deformation of the auxe ...


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Stephen Shuler, Adam Trappe, Eric D Kowal, Srikanth Santhanam, Suresh Nagesh, Alok Nanda, Tansen Dhananjay Chaudhari: Hybrid bumper system. Robert E Walter, GE Plastics, May 20, 2004: US20040094975-A1

A hybrid bumper system includes a hollow reinforcing metallic beam and a molded engineering thermoplastic resin energy absorber. The energy absorber further includes at least one crushable portion. The hollow metallic beam is secured in a physically stable combination with the energy absorber, there ...


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Tansen Dhananjay Chaudhari, Stephen Shuler, Robert Franklin Nelson, Ashwit Dias: Energy absorbing bumper assemblies and methods for absorbing kinetic energy during an impact event. General Electric Company, Global Research, January 3, 2008: US20080001416-A1

Bumper assemblies for vehicles include multiple spaced apart layers formed of a polymeric material. In one embodiment, the polymeric layers are arranged such that a thickness gradation of the layers exists, wherein the thinnest layers are positioned to provide (and absorb a portion of the kinetic en ...



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