Membership
Tour
Register
Log in
Yu Zhang
Follow
Person
Farmington, CT, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Non-linear spring isolation device
Patent number
8,960,377
Issue date
Feb 24, 2015
Otis Elevator Company
Yu Zhang
B66 - HOISTING LIFTING HAULING
Patents Applications
last 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