Inventor

TIAN JIA

CN2 patents

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

Zhangjiakou cigarette factory co ltd

1 patent

US12524741B2Jan 13, 2026

Cigarette device management system and method

Zhangjiakou cigarette factory co ltd0 citations42

TRANSP PLANNING AND RESEARCH INSTITUTE MINISTRY OF TRANSP

1 patent

US10325152B1Jun 18, 2019

Method of extracting warehouse in port from hierarchically screened remote sensing image

TRANSP PLANNING AND RESEARCH INSTITUTE MINISTRY OF TRANSP0 citations33