P

Inventor

HE DUANWEI

CN5 patents
⚠️ This page may combine multiple inventors who share the name “HE DUANWEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SAUDI ARABIAN OIL CO

3 patents
US12042868B2Jul 23, 2024

Producing catalyst-free PDC cutters

SAUDI ARABIAN OIL CO0 citations62
US12024470B2Jul 2, 2024

Fabrication of downhole drilling tools

SAUDI ARABIAN OIL CO0 citations60
US11866372B2Jan 9, 2024

Bn) drilling tools made of wurtzite boron nitride (W-BN)

SAUDI ARABIAN OIL CO0 citations51

UNIV CALIFORNIA

1 patent
US6759128B1Jul 6, 2004

Bulk superhard B-C-N nanocomposite compact and method for preparing thereof

UNIV CALIFORNIA18 citations89

LOS ALAMOS NAT SECURITY LLC

1 patent
US7938997B2May 10, 2011

Preparation of bulk superhard B-C-N nanocomposite compact

LOS ALAMOS NAT SECURITY LLC8 citations81