LexDanaLexDanabeta
Inventor

Robert Kevin Law

Inventor
Houston, TX, US

Overview

9→
Patents
1988–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 9 as inventor

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

F16Kprimary
F16KValves44%
Y10TTechnical subjects covered by former us classification28%
E21BEarth or rock drilling17%
F16LPipes11%
PatentTitleYear
11,047,505Quick connect actuator202111,015,733No-bolt latching system202110,774,945Compound express actuator connection202010,132,422Compound express actuator connection201810,036,485Dual seal fire safe stem packing orientation20189,347,585'Dual seal fire safe stem packing orientation'20167,975,983'System, method and apparatus for split gate valve with mechanically isolated seal surfaces'20116,929,244'Interference-fit seal for gate valves'20054,770,250'Hydraulically actuated lock pin for well pipe hanger'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2011Patents assigned to VETCO GRAY INC (3)· patent assignee history
1988–2021Based in Houston, TX, US· patent location history
2011–2020Based in Richmond, TX, US· patent location history
2016–2021Patents assigned to GE OIL & GAS PRESSURE CONTROL LP (5)· patent assignee history
2021Patents assigned to BAKER HUGHES OILFIELD OPERATIONS LLC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GE OIL & GAS PRESSURE CONTROL LP52016–2021
VETCO GRAY INC31988–2011
BAKER HUGHES OILFIELD OPERATIONS LLC12021
Locations
LocationPatentsSpan
Houston, Texas, US61988–2021
Richmond, Texas, US32011–2020