LexDanaLexDanabeta
Inventor

RUTAO MA

Inventor
CN

Overview

2→
Patents
2023–2024
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 2 as inventor

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

E21Bprimary
E21BEarth or rock drilling100%
PatentTitleYear
11,946,374Omni-directional horizontally orientaed deflecting tool for coiled tubing202411,732,551Fully electrically controlled intelligent subsurface safety valve2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023–2024Patents assigned to UNIV SOUTHWEST PETROLEUM (2)· patent assignee history
2023–2024Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIV SOUTHWEST PETROLEUM22023–2024
Locations
LocationPatentsSpan
CN22023–2024