Yu Zhang

Person

  • Farmington, CT, US

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    NON-LINEAR SPRING ISOLATION DEVICE

    • Publication number 20100164151
    • Publication date Jul 1, 2010
    • OTIS ELEVATOR COMPANY
    • Yu Zhang
    • B66 - HOISTING LIFTING HAULING