Patents Assigned to ZETTA RESEARCH AND DEVELOPMENT LLC - RPO SERIES
  • Planar waveguide with patterned cladding and method for producing same
    Patent number: 8994037
    Abstract: Integrated optical waveguides and methods for the production thereof which have a patterned upper cladding with a defined opening to allow at least one side or at least one end of a light transmissive element to be air clad. The at least one side or at least one end is, for preference, a lens structure unitary with the waveguide or a bend. Also provided is a method of fabricating an optical waveguide with a patterned cladding.
    Type: Grant
    Filed: September 13, 2011
    Date of Patent: March 31, 2015
    Assignee: Zetta Research and Development LLC-RPO Series
    Inventors: Ian Andrew Maxwell, Dax Kukulj, Robert Bruce Charters
  • PROCESS FOR PRODUCING POLYSILOXANES AND USE OF THE SAME
    Publication number: 20130165615
    Abstract: A process for the preparation of an organosilicon condensate which comprises reacting together a silicon containing a compound having at least one silanol group and a silicon containing compound having at least one —OR group or at least one silanol group (or a compound having both groups) in the presence of strontium oxide, barium oxide, strontium hydroxide or barium hydroxide and optionally a solvent such as water, methanol, ethanol, 1-propanol, 2-propanol, 1-butanol and 2-butanol, acetone or toluene.
    Type: Application
    Filed: February 25, 2013
    Publication date: June 27, 2013
    Applicant: ZETTA RESEARCH AND DEVELOPMENT LLC - RPO SERIES
    Inventor: Zetta Research and Development LLC - RPO Series