Patents and Inventions

Issued Patents

  • S. Chakrabartty, L. Zhou, “Self-powered sensors for long-term monitoring”, U.S. Patent No. 11,041,764, 06/22/2021.
  • S. Chakrabartty, L. Zhou, “Self-powered timers and methods of use”, US patent: 10,446,234, 10/15/2019.
  • N. Lajnef, S. Chakrabartty, R. Burgueno, W. Borchani “Self-Powered Sensing System for the Monitoring of Quasi-static Structural Response”, US patent: 9,793,830, 10/17/2017
  • S. Chakrabartty, “Temperature Compensation Method for High-density Floating-gate Memory”, US patent: 9,437,602, 09/06/2016
  • S. Chakrabartty, “Self-powered Strain-gauge”, US patent: 9,331,265, Issued: 05/03/2016.
  • S. Chakrabartty, “Self-powered Timer Apparatus”, US patent: 8,963,647 , Issued Feb. 24, 2015.
  • S. Chakrabartty, “Margin Decoding Communication System”, US patent: 8,060,810 , Issued Nov. 15, 2011.
  • S. Chakrabartty, N. Lajnef, N. Elvin, A.Gore, “Self-powered Sensor”, US Patent: 8,056,420, Issued Nov. 15, 2011.
  • S. Chakrabartty, “Self-powered Strain-rate Sensor”, US Patent: 7,757,565, Issued Jul. 20, 2010.
  • S. Chakrabartty, “Multiple-input Multiple-output Analog-to-digital Converter”, US Patent no: 7,479,911, Issued Jan. 20, 2009.

Pending Patents

  • S.Chakrabartty, Y. Alazzawi, K. Aono, E. Scheller, “ Methods And Apparatus For Wireless Power Delivery And Remote Sensing Using Self-capacitances”, US Patent Application 20200259365 16/789007, 2019.
  • S. Chakrabartty, A. Gangopadhyay, “ Growth Transform Neural Network, Neuromorphic Processsors and Analog-to-digital Converters”, Washington University in St. Louis, Disclosure Reference Number, 016836, 2017.
  • S. Chakrabartty, L. Zhou, “ Self-powered Sensors for Long-term Monitoring”, Washington University in St. Louis, Disclosure Reference Number, PCT/US2017/019967, 2017.
  • S. Chakrabartty, L. Zhou, “ Method and Apparatus for Robust Long-term Self-powered Time- keeping”, Washington University in St. Louis, Disclosure Reference Number, 016736, 2017.
  • S. Chakrabartty, S. Kondapalli, X. Zhang, “ Variance-Based Logic and Self-Powered Microprocessor”, Washington University in St. Louis, Disclosure Reference Number, 016445, 2016.