Coppell, Texas
United States
7
2013-08-01
The entities that hold a legal rights for patent applications filed by inventor Lu Xiaobin:
Xiaobin Lu from Coppell, US has applied for patents for these inventions. The list has both pending applications and granted patents:
TEXTURING OF THE BEARING SURFACE FOR A ROLLER CONE ROCK BIT
#2 | 2012-08-02Method and apparatus for reducing lubricant pressure pulsation within a rotary cone rock bit
#3 | 2012-02-02Patterned texturing of the seal surface for a roller cone rock bit
#4 | 2011-12-08Rock bit having a mechanical seal with superior thermal performance
#5 | 2011-10-20Texturing of the seal surface for a roller cone rock bit
#6 | 2009-09-17Method of texturing a bearing surface of a roller cone rock bit
#7 | 2009-09-17Texturing of the seal surface for a roller cone rock bit
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