P

Inventor

ZHANG TUANFENG

US13 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG TUANFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

6 patents

HURLEY NEIL FRANCIS

3 patents

ZHANG TUANFENG

2 patents

HURLEY NEIL F

1 patent

PEDERSEN STEIN INGE

1 patent