Patents by Inventor Satish Palika
Satish Palika has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10700227Abstract: A flexible photovoltaic apparatus is provided including a photovoltaic device that includes an array of photovoltaic cells having a first end and a second end. The array extends in a first direction from the first end to the second end. The photovoltaic apparatus further includes a first fabric that includes an insulating fabric, a first conductor disposed in the insulating fabric and connected to the first end of the array, and a second conductor disposed in the insulating fabric and connected to the second end of the array.Type: GrantFiled: January 4, 2017Date of Patent: June 30, 2020Assignee: FLISOM AGInventors: Stephan Stutterheim, Andreas Bogli, Ivan Sinicco, Satish Palika
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Patent number: 10558089Abstract: The present invention relates to a photoalignment composition comprising a) 0.001 to 20%, by weight; preferably, 1 to 10% by weight, more preferably 1 to 9% by weight of at least one photoreactive compound (I) that comprises a photoalignment group and b) 80 to 99.999% by weight, preferably, 90 to 99% by weight, more preferably 91 to 99% by weight of at least one compound (II) that does not comprise a photoalignment group, and c) optionally at least one reactive or non reactive additives, and d) optionally at least one solvent. Further, the present invention relates to the use of this photoalignment composition for the alignment of liquid crystals or liquid crystal polymers, in electro-optical and optical elements, systems and devices.Type: GrantFiled: May 23, 2017Date of Patent: February 11, 2020Assignee: ROLIC AGInventors: Izabela Bury, Fabien Xavier Delbaere, Olivier Muller, Joachim Reichardt, Hubert Seiberle, Peggy Studer, Satish Palika
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Patent number: 10442994Abstract: The present invention relates to a photo-alignment composition for the alignment of liquid crystals. Further the present invention relates to the liquid crystal alignment film and coating layer prepared from the said composition and the use to fabricate optical and electrooptical elements and devices.Type: GrantFiled: February 12, 2015Date of Patent: October 15, 2019Assignee: ROLIC AGInventors: Jean-François Eckert, Satish Palika, Martin Roth, Qian Tang
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Publication number: 20190027624Abstract: A flexible photovoltaic apparatus is provided including a photovoltaic device that includes an array of photovoltaic cells having a first end and a second end. The array extends in a first direction from the first end to the second end. The photovoltaic apparatus further includes a first fabric that includes an insulating fabric, a first conductor disposed in the insulating fabric and connected to the first end of the array, and a second conductor disposed in the insulating fabric and connected to the second end of the array.Type: ApplicationFiled: January 4, 2017Publication date: January 24, 2019Inventors: Stephan STUTTERHEIM, Andreas BOGLI, Ivan SINICCO, Satish PALIKA
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Publication number: 20170362381Abstract: A thermally stable diamine compound of formula (I?) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound. Also, a process of preparing orientation layers for liquid crystals including preparing orientation layers for liquid crystals from thermally stable alignment materials comprising diamine compounds of formula (I?).Type: ApplicationFiled: September 6, 2017Publication date: December 21, 2017Applicant: ROLIC AGInventors: Izabela BURY, Guy MARCK, Satish PALIKA, Peggy STUDER
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Patent number: 9765235Abstract: The present invention relates to a copolymer for the photoalignment of liquid crystals comprising a photoreactive group as given below in formula (I), compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).Type: GrantFiled: July 24, 2012Date of Patent: September 19, 2017Assignee: ROLIC AGInventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
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Publication number: 20170255064Abstract: The present invention relates to a photoalignment composition comprising a) 0.001 to 20%, by weight; preferably, 1 to 10% by weight, more preferably 1 to 9% by weight of at least one photoreactive compound (I) that comprises a photoalignment group and b) 80 to 99.999% by weight, preferably, 90 to 99% by weight, more preferably 91 to 99% by weight of at least one compound (II) that does not comprise a photoalignment group, and c) optionally at least one reactive or non reactive additives, and d) optionally at least one solvent. Further, the present invention relates to the use of this photoalignment composition for the alignment of liquid crystals or liquid crystal polymers, in electro-optical and optical elements, systems and devices.Type: ApplicationFiled: May 23, 2017Publication date: September 7, 2017Applicant: ROLIC AGInventors: Izabela BURY, Fabien Xavier DELBAERE, Olivier MULLER, Joachim REICHARDT, Hubert SEIBERLE, Peggy STUDER, Satish PALIKA
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Patent number: 9715144Abstract: The present invention relates to a photoalignment composition comprising a) 0.001 to 20%, by weight, preferably, 1 to 10% by weight, more preferably 1 to 9% by weight of at least one photoreactive compound (I) that comprises a photoalignment group and b) 80 to 99.999% by weight, preferably, 90 to 99% by weight, more preferably 91 to 99% by weight of at least one compound (II) that does not comprise a photoalignment group, and c) optionally at least one reactive or non reactive additives, and d) optionally at least one solvent. Further the present invention relates to the use of this photoalignment composition for the alignment of liquid crystals or liquid crystal polymers, in electro—optical and optical elements, systems and devices.Type: GrantFiled: December 17, 2008Date of Patent: July 25, 2017Assignee: ROLIC AGInventors: Izabela Bury, Fabien Xavier Delbaere, Olivier Muller, Joachim Reichardt, Hubert Seiberle, Peggy Studer, Satish Palika
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Publication number: 20170058200Abstract: The present invention relates to a photo-alignment composition for the alignment of liquid crystals. Further the present invention relates to the liquid crystal alignment film and coating layer prepared from the said composition and the use to fabricate optical and electrooptical elements and devices.Type: ApplicationFiled: February 12, 2015Publication date: March 2, 2017Applicant: ROLIC AGInventors: Jean-François ECKERT, Satish PALIKA, Martin ROTH, Qian TANG
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Patent number: 9493394Abstract: The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals, especially for the planar orientation of liquid crystals, comprising a main chain and a side chain, wherein the side chain and/or main chain comprises a polar group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).Type: GrantFiled: September 28, 2012Date of Patent: November 15, 2016Assignee: ROLIC AGInventors: Sabrina Chappellet, Jean-Francois Eckert, Mohammed Ibn-Elhaj, Frederic Lincker, Satish Palika, Hubert Seiberle, Qian Tang, Eva Veenstra
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Patent number: 9366906Abstract: The present invention relates to photoreactive compounds that are particularly useful in materials for the alignment of liquid crystals.Type: GrantFiled: August 7, 2012Date of Patent: June 14, 2016Assignee: ROLIC AGInventors: Frederic Lincker, Izabela Bury S. Pires, Sabrina Chappellet, Patricia Scandiucci De Freitas, Mohammed Ibn-Elhaj, Qian Tang, Satish Palika, Masato Hoshino, Jean-Francois Eckert
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Patent number: 9334366Abstract: The present invention relates to polymer, homo- or copolymer or oligomer, which, when irradiated with polarised light orients perpendicular to the polarization direction of polarized actinic light, for the photoalignment of liquid crystals, especially for the planar orientation of liquid crystals, and which derives from at least one monomer (I), compositions thereof, and its use for optical and electro optical devices, such as, liquid crystal devices (LCDs), especially for planar orientation of liquid crystals.Type: GrantFiled: September 28, 2012Date of Patent: May 10, 2016Assignee: ROLIC AGInventors: Mohammed Ibn-Elhaj, Eva Veenstra, Sabrina Chappellet, Jean-François Eckert, Frederic Lincker, Satish Palika, Valsa Kannookadan, Qian Tang
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Patent number: 9097938Abstract: The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals comprising a main chain and a side chain, wherein the side chain comprises a difluoromethylene group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).Type: GrantFiled: April 19, 2011Date of Patent: August 4, 2015Assignee: ROLIC AGInventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
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Publication number: 20140342086Abstract: The present invention relates to polymer, homo- or copolymer or oligomer, which, when irradiated with polarised light orients perpendicular to the polarization direction of polarized actinic light, for the photoalignment of liquid crystals, especially for the planar orientation of liquid crystals, and which derives from at least one monomer (I), compositions thereof, and its use for optical and electro optical devices, such as, liquid crystal devices (LCDs), especially for planar orientation of liquid crystals.Type: ApplicationFiled: September 28, 2012Publication date: November 20, 2014Inventors: Mohammed Ibn-Elhaj, Eva Veenstra, Sabrina Chappellet, Jean-François Eckert, Frédéric Lincker, Satish Palika, Valsa Kannookadan, Qian Tang
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Publication number: 20140249244Abstract: The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals, especially for the planar orientation of liquid crystals, comprising a main chain and a side chain, wherein the side chain and/or main chain comprises a polar group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).Type: ApplicationFiled: September 28, 2012Publication date: September 4, 2014Applicant: ROLIC AGInventors: Sabrina Chappellet, Jean-Francois Eckert, Mohammed Ibn-Elhaj, Frederic Lincker, Satish Palika, Hubert Seiberle, Qian Tang, Eva Veenstra
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Publication number: 20140192305Abstract: The present invention relates to photoreactive compounds that are particularly useful in materials for the alignment of liquid crystals.Type: ApplicationFiled: August 7, 2012Publication date: July 10, 2014Applicant: ROLIC AGInventors: Frederic Lincker, Izabela Bury S. Pires, Sabrina Chappellet, Patricia Scandiucci De Freitas, Mohammed Ibn-Elhaj, Qian Tang, Satish Palika, Masato Hoshino, Jean-Francois Eckert
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Publication number: 20140162076Abstract: The present invention relates to a copolymer for the photoalignment of liquid crystals comprising a photoreactive group as given below in formula (I), compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).Type: ApplicationFiled: July 24, 2012Publication date: June 12, 2014Applicant: ROLIC AGInventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
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Publication number: 20130035446Abstract: The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals comprising a main chain and a side chain, wherein the side chain comprises a difluoromethylene group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).Type: ApplicationFiled: April 19, 2011Publication date: February 7, 2013Applicant: ROLIC AGInventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
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Publication number: 20120316317Abstract: The present invention relates to photoaligning material with lateral substitution, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).Type: ApplicationFiled: February 9, 2011Publication date: December 13, 2012Applicant: ROLIC AGInventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
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Publication number: 20110065859Abstract: A thermally stable diamine compound of formula (I?) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.Type: ApplicationFiled: April 10, 2008Publication date: March 17, 2011Applicant: ROLIC AGInventors: Izabela Bury, Guy Marck, Satish Palika, Peggy Studer