Inventor

Paul R. Davies

Inventor
Houston, TX, US

Overview

8→
Patents
1987–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 8 as inventor

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

F25Jprimary
F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state16%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact10%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application10%
F17CVessels for containing or storing compressed, liquefied or solidified gases6%
F25BRefrigeration machines, plants or systems6%
B01DSeparation3%
B23PMetal-working not otherwise provided for3%
B64DEquipment for fitting in or to aircraft3%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers3%
C07DHeterocyclic compounds3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to CASTROL LTD (1)· patent assignee history
1987Based in Reading, GB· patent location history
2017–2021Patents assigned to CONOCOPHILLIPS CO (5)· patent assignee history
2017–2018Based in Katy, TX, US· patent location history
2018Patents assigned to LINDE AG (1)· patent assignee history
2019–2021Based in Houston, TX, US· patent location history
2020Based in Richmond, TX, US· patent location history
2021Patents assigned to ROLLS ROYCE PLC (1)· patent assignee history
2021Based in Bristol, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CONOCOPHILLIPS CO52017–2021
CASTROL LTD11987
LINDE AG12018
ROLLS ROYCE PLC12021
Locations
LocationPatentsSpan
Houston, Texas, US32019–2021
Katy, Texas, US22017–2018
Bristol, GB12021
Richmond, Texas, US12020
Reading, GB11987