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Inventor

Ralph S Hall

Inventor
Malvern, GB

Overview

4→
Patents
2000–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

G01Jprimary
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light25%
H04NPictorial communication, e.g. television25%
A63JDevices for theatres, circuses, or the like13%
F17CVessels for containing or storing compressed, liquefied or solidified gases13%
F21SNon-portable lighting devices13%
F41GWeapon sights13%
PatentTitleYear
10,987,606Simulated afterburner flame effect20216,175,113'Thermal imaging system'20016,127,679'Thermal sensing system having a fast response calibration device'20006,091,069'Infrared optical system'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2001Patents assigned to SECR DEFENCE BRIT (3)· patent assignee history
2000–2001Based in Malvern, GB· patent location history
2021Patents assigned to TECHNIFEX PRODUCTS LLC (1)· patent assignee history
2021Based in Newhall, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SECR DEFENCE BRIT32000–2001
TECHNIFEX PRODUCTS LLC12021
Locations
LocationPatentsSpan
Malvern, GB32000–2001
Newhall, California, US12021