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Inventor

Richard Earl Preston

Inventor
Mobile, AL, US

Overview

3→
Patents
1998–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

B05Dprimary
B05DProcesses for applying fluent materials to surfaces, in general12%
C23CCoating metallic material12%
F21KNon-electric light sources using luminescence12%
F21VFunctional features or details of lighting devices or systems thereof12%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted12%
H01LSemiconductor devices12%
H10HInorganic light-emitting semiconductor devices having potential barriers12%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1012%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light6%
PatentTitleYear
10,634,294Method of making a wavelength specific light source202010,465,861Light source with quantum dot layer20195,786,888'Pulsed radiation classifier and related method'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to TRW INC (1)· patent assignee history
1998Patents assigned to US ARMY (1)· patent assignee history
1998Based in Princeton, NJ, US· patent location history
2019–2020Patents assigned to OPĒ LLC (2)· patent assignee history
2019Patents assigned to OPEN PORTAL ENTPR OPE (1)· patent assignee history
2019–2020Based in Mobile, AL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OPĒ LLC22019–2020
OPEN PORTAL ENTPR OPE12019
TRW INC11998
US ARMY11998
Locations
LocationPatentsSpan
Mobile, AL, US22019–2020
Princeton, New Jersey, US11998