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).

  • Patent number: 10700227
    Abstract: 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: Grant
    Filed: January 4, 2017
    Date of Patent: June 30, 2020
    Assignee: FLISOM AG
    Inventors: Stephan Stutterheim, Andreas Bogli, Ivan Sinicco, Satish Palika
  • Patent number: 10558089
    Abstract: 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: Grant
    Filed: May 23, 2017
    Date of Patent: February 11, 2020
    Assignee: ROLIC AG
    Inventors: Izabela Bury, Fabien Xavier Delbaere, Olivier Muller, Joachim Reichardt, Hubert Seiberle, Peggy Studer, Satish Palika
  • Patent number: 10442994
    Abstract: 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: Grant
    Filed: February 12, 2015
    Date of Patent: October 15, 2019
    Assignee: ROLIC AG
    Inventors: Jean-François Eckert, Satish Palika, Martin Roth, Qian Tang
  • Publication number: 20190027624
    Abstract: 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: Application
    Filed: January 4, 2017
    Publication date: January 24, 2019
    Inventors: Stephan STUTTERHEIM, Andreas BOGLI, Ivan SINICCO, Satish PALIKA
  • Publication number: 20170362381
    Abstract: 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: Application
    Filed: September 6, 2017
    Publication date: December 21, 2017
    Applicant: ROLIC AG
    Inventors: Izabela BURY, Guy MARCK, Satish PALIKA, Peggy STUDER
  • Patent number: 9765235
    Abstract: 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: Grant
    Filed: July 24, 2012
    Date of Patent: September 19, 2017
    Assignee: ROLIC AG
    Inventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
  • Publication number: 20170255064
    Abstract: 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: Application
    Filed: May 23, 2017
    Publication date: September 7, 2017
    Applicant: ROLIC AG
    Inventors: Izabela BURY, Fabien Xavier DELBAERE, Olivier MULLER, Joachim REICHARDT, Hubert SEIBERLE, Peggy STUDER, Satish PALIKA
  • Patent number: 9715144
    Abstract: 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: Grant
    Filed: December 17, 2008
    Date of Patent: July 25, 2017
    Assignee: ROLIC AG
    Inventors: Izabela Bury, Fabien Xavier Delbaere, Olivier Muller, Joachim Reichardt, Hubert Seiberle, Peggy Studer, Satish Palika
  • Publication number: 20170058200
    Abstract: 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: Application
    Filed: February 12, 2015
    Publication date: March 2, 2017
    Applicant: ROLIC AG
    Inventors: Jean-François ECKERT, Satish PALIKA, Martin ROTH, Qian TANG
  • Patent number: 9493394
    Abstract: 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: Grant
    Filed: September 28, 2012
    Date of Patent: November 15, 2016
    Assignee: ROLIC AG
    Inventors: Sabrina Chappellet, Jean-Francois Eckert, Mohammed Ibn-Elhaj, Frederic Lincker, Satish Palika, Hubert Seiberle, Qian Tang, Eva Veenstra
  • Patent number: 9366906
    Abstract: The present invention relates to photoreactive compounds that are particularly useful in materials for the alignment of liquid crystals.
    Type: Grant
    Filed: August 7, 2012
    Date of Patent: June 14, 2016
    Assignee: ROLIC AG
    Inventors: Frederic Lincker, Izabela Bury S. Pires, Sabrina Chappellet, Patricia Scandiucci De Freitas, Mohammed Ibn-Elhaj, Qian Tang, Satish Palika, Masato Hoshino, Jean-Francois Eckert
  • Patent number: 9334366
    Abstract: 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: Grant
    Filed: September 28, 2012
    Date of Patent: May 10, 2016
    Assignee: ROLIC AG
    Inventors: Mohammed Ibn-Elhaj, Eva Veenstra, Sabrina Chappellet, Jean-François Eckert, Frederic Lincker, Satish Palika, Valsa Kannookadan, Qian Tang
  • Patent number: 9097938
    Abstract: 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: Grant
    Filed: April 19, 2011
    Date of Patent: August 4, 2015
    Assignee: ROLIC AG
    Inventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
  • Publication number: 20140342086
    Abstract: 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: Application
    Filed: September 28, 2012
    Publication date: November 20, 2014
    Inventors: Mohammed Ibn-Elhaj, Eva Veenstra, Sabrina Chappellet, Jean-François Eckert, Frédéric Lincker, Satish Palika, Valsa Kannookadan, Qian Tang
  • Publication number: 20140249244
    Abstract: 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: Application
    Filed: September 28, 2012
    Publication date: September 4, 2014
    Applicant: ROLIC AG
    Inventors: Sabrina Chappellet, Jean-Francois Eckert, Mohammed Ibn-Elhaj, Frederic Lincker, Satish Palika, Hubert Seiberle, Qian Tang, Eva Veenstra
  • Publication number: 20140192305
    Abstract: The present invention relates to photoreactive compounds that are particularly useful in materials for the alignment of liquid crystals.
    Type: Application
    Filed: August 7, 2012
    Publication date: July 10, 2014
    Applicant: ROLIC AG
    Inventors: Frederic Lincker, Izabela Bury S. Pires, Sabrina Chappellet, Patricia Scandiucci De Freitas, Mohammed Ibn-Elhaj, Qian Tang, Satish Palika, Masato Hoshino, Jean-Francois Eckert
  • Publication number: 20140162076
    Abstract: 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: Application
    Filed: July 24, 2012
    Publication date: June 12, 2014
    Applicant: ROLIC AG
    Inventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
  • Publication number: 20130035446
    Abstract: 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: Application
    Filed: April 19, 2011
    Publication date: February 7, 2013
    Applicant: ROLIC AG
    Inventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
  • Publication number: 20120316317
    Abstract: 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: Application
    Filed: February 9, 2011
    Publication date: December 13, 2012
    Applicant: ROLIC AG
    Inventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
  • Publication number: 20110065859
    Abstract: 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: Application
    Filed: April 10, 2008
    Publication date: March 17, 2011
    Applicant: ROLIC AG
    Inventors: Izabela Bury, Guy Marck, Satish Palika, Peggy Studer