Inventor

ZHANG TONGBAO

CN2 patents

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

CHINA PETROLEUM & CHEM CORP

1 patent

US12391576B2Aug 19, 2025

Lithium battery positive electrode material precursor, preparation method therefor and application thereof

CHINA PETROLEUM & CHEM CORP0 citations52

ALIBABA GROUP HOLDING LTD

1 patent

US10599564B2Mar 24, 2020

Resource reclamation method and apparatus

ALIBABA GROUP HOLDING LTD1 citations47