Membership
Tour
Register
Log in
Suprant J. Huang
Follow
Person
The Woodlands, TX, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Drill bit inserts with variations in thickness of diamond coating
Patent number
6,460,636
Issue date
Oct 8, 2002
Smith International, Inc.
Zhou Yong
E21 - EARTH DRILLING MINING