PENG, GUIJIAO

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
E02D FOUNDATIONS; EXCAVATIONS; EMBANKMENTS 122
 
 
 
E21B EARTH OR ROCK DRILLING 195

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9816244 Pile-forming method for compound extruded and expanded pile and pile-forming equipment for compound extruded and expanded pileJul 02, 14Nov 14, 17[E02D, E21B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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