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Inventor

YONGJI LONG

Inventor
CN

Overview

4→
Patents
2021–2025
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G05Dprimary
G05DSystems for controlling or regulating non-electric variables23%
A47LDomestic washing or cleaning15%
G01SRadio direction-finding15%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light15%
G01CMeasuring distances, levels or bearings8%
H04NPictorial communication, e.g. television8%
LOC158%
Y02TClimate change mitigation technologies related to transportation8%
PatentTitleYear
12,504,771Autonomous mobile device202511,966,233Line laser module and autonomous mobile device202411,940,806Line laser module and autonomous mobile device2024D0938116Cleaning robot2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2025Patents assigned to BEIJING ROBOROCK TECHNOLOGY CO LTD (4)· patent assignee history
2021–2025Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BEIJING ROBOROCK TECHNOLOGY CO LTD42021–2025
Locations
LocationPatentsSpan
CN42021–2025