Inventor

XIN GUIZHEN

CN2 patents

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

HUAWEI TECH CO LTD

1 patent

US7792157B2Sep 7, 2010

Method, system and device for clock transmission between sender and receiver

HUAWEI TECH CO LTD7 citations62

UNIV CHINA PETROLEUM EAST CHINA

1 patent

US12331602B2Jun 17, 2025

Well-killing system for ultra-deep well drilling with co-existence of overflow and lost circulation and operation method thereof

UNIV CHINA PETROLEUM EAST CHINA0 citations49