LexDanaLexDanabeta
Inventor

Ruchen WANG

Inventor
CN

Overview

2→
Patents
2024–2025
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

E21Bprimary
E21BEarth or rock drilling25%
F16JPistons25%
G06FElectric digital data processing25%
G10KSound-producing devices25%
PatentTitleYear
12,223,939Noise reduction method and noise reduction apparatus202512,018,529Spiral magnetic fluid composite sealing structure of roller bit2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024Patents assigned to UNIV SOUTHWEST PETROLEUM (1)· patent assignee history
2024–2025Based in CN· patent location history
2025Patents assigned to HONOR DEVICE CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HONOR DEVICE CO LTD12025
UNIV SOUTHWEST PETROLEUM12024
Locations
LocationPatentsSpan
CN22024–2025