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Inventor

GUOZHONG CHEN

Inventor
CN

Overview

3→
Patents
2023–2025
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

LOC08primary
LOC0840%
B60LPropulsion of electrically-propelled vehicles20%
B61CLocomotives20%
B61LGuiding railway traffic20%
PatentTitleYear
12,420,849Heavy-haul train and longitudinal dynamics traction operation optimization control system and method thereof2025D0990276Knife sharpener2023D0989592Knife sharpener2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023Patents assigned to YANGJIANG YANGDONG ZAFIRA ENTPR CO LTD (2)· patent assignee history
2023–2025Based in CN· patent location history
2025Patents assigned to CHANGSHA NANRUI RAIL TRANSP ELECTRIC EQUIPMENT CO LTD (1)· patent assignee history
2025Patents assigned to NATIONAL RAILWAY ADMINISTRATION EQUIPMENT TECH CENTER (1)· patent assignee history
2025Patents assigned to SCIENCE AND TECH RESEARCH INSTITUTE OF DAQIN RAILWAY CO LTD (1)· patent assignee history
2025Patents assigned to UNIV CENTRAL SOUTH (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YANGJIANG YANGDONG ZAFIRA ENTPR CO LTD22023
CHANGSHA NANRUI RAIL TRANSP ELECTRIC EQUIPMENT CO LTD12025
NATIONAL RAILWAY ADMINISTRATION EQUIPMENT TECH CENTER12025
SCIENCE AND TECH RESEARCH INSTITUTE OF DAQIN RAILWAY CO LTD12025
UNIV CENTRAL SOUTH12025
Locations
LocationPatentsSpan
CN32023–2025