Patents by Inventor Stephen S. Nonnenmann

Stephen S. Nonnenmann 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).

  • Ferroelectric nanoshell devices
    Patent number: 9538672
    Abstract: Disclosed herein are nanoscale devices comprising one or more ferroelectric nanoshells characterized as having an extreme curvature in at least one spatial dimension. Also disclosed are ferroelectric field effect transistors and metal ferroelectric metal capacitors comprising one or more ferroelectric nanoshells. Methods for controlling spontaneous ferroelectric polarization in nanoshell devices are also disclosed.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: January 3, 2017
    Assignee: Drexel University
    Inventors: Jonathan E Spanier, Stephen S Nonnenmann, Oren David Leaffer
  • Ferroelectric Nanoshell Devices
    Publication number: 20160021767
    Abstract: Disclosed herein are nanoscale devices comprising one or more ferroelectric nanoshells characterized as having an extreme curvature in at least one spatial dimension. Also disclosed are ferroelectric field effect transistors and metal ferroelectric metal capacitors comprising one or more ferroelectric nanoshells. Methods for controlling spontaneous ferroelectric polarization in nanoshell devices are also disclosed.
    Type: Application
    Filed: September 28, 2015
    Publication date: January 21, 2016
    Inventors: Jonathan E. Spanier, Stephen S. Nonnenmann, Oren David Leaffer
  • Ferroelectric nanoshell devices
    Patent number: 9178131
    Abstract: Disclosed herein are nanoscale devices comprising one or more ferroelectric nanoshells characterized as having an extreme curvature in at least one spatial dimension. Also disclosed are ferroelectric field effect transistors and metal ferroelectric metal capacitors comprising one or more ferroelectric nanoshells. Methods for controlling spontaneous ferroelectric polarization in nanoshell devices are also disclosed.
    Type: Grant
    Filed: February 10, 2014
    Date of Patent: November 3, 2015
    Assignee: Drexel University
    Inventors: Jonathan E Spanier, Stephen S Nonnenmann, Oren David Leaffer
  • FERROELECTRIC NANOSHELL DEVICES
    Publication number: 20140152377
    Abstract: Disclosed herein are nanoscale devices comprising one or more ferroelectric nanoshells characterized as having an extreme curvature in at least one spatial dimension. Also disclosed are ferroelectric field effect transistors and metal ferroelectric metal capacitors comprising one or more ferroelectric nanoshells. Methods for controlling spontaneous ferroelectric polarization in nanoshell devices are also disclosed.
    Type: Application
    Filed: February 10, 2014
    Publication date: June 5, 2014
    Applicant: Drexel University
    Inventors: Jonathan E. Spanier, Stephen S. Nonnenmann, Oren David Leaffer
  • Ferroelectric nanoshell devices
    Patent number: 8704204
    Abstract: Disclosed herein are nanoscale devices comprising one or more ferroelectric nanoshells characterized as having an extreme curvature in at least one spatial dimension. Also disclosed are ferroelectric field effect transistors and metal ferroelectric metal capacitors comprising one or more ferroelectric nanoshells. Methods for controlling spontaneous ferroelectric polarization in nanoshell devices are also disclosed.
    Type: Grant
    Filed: December 2, 2009
    Date of Patent: April 22, 2014
    Assignee: Drexel University
    Inventors: Jonathan E. Spanier, Stephen S. Nonnenmann, Oren David Leaffer
  • FERROELECTRIC NANOSHELL DEVICES
    Publication number: 20120098589
    Abstract: Disclosed herein are nanoscale devices comprising one or more ferroelectric nanoshells characterized as having an extreme curvature in at least one spatial dimension. Also disclosed are ferroelectric field effect transistors and metal ferroelectric metal capacitors comprising one or more ferroelectric nanoshells. Methods for controlling spontaneous ferroelectric polarization in nanoshell devices are also disclosed.
    Type: Application
    Filed: December 2, 2009
    Publication date: April 26, 2012
    Inventors: Jonathan E. Spanier, Stephen S. Nonnenmann, Oren David Leaffer