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Inventor

Roberto Alvarez

Inventor
Glendale, CA, US

Overview

14→
Patents
2003–2017
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 14 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus19%
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 emitted17%
F21SNon-portable lighting devices12%
F21VFunctional features or details of lighting devices or systems thereof10%
F21KNon-electric light sources using luminescence8%
F21WIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to uses or applications of lighting devices or systems6%
H10HInorganic light-emitting semiconductor devices having potential barriers6%
A41DOuterwear2%
C07CAcyclic or carbocyclic compounds2%
F41HArmour2%
PatentTitleYear
9,809,518'Feed sources for butanediol production processes'20178,726,421'Apparel with inflatable neck cushion'2014D0675807'Neck pillow'20138,355,536'Passive electro-optical tracker'20138,256,918'Neon-tube substitute using light-emitting diodes'20128,075,147'Optical device for LED-based lamp'20117,806,547'Brightness-enhancing film'20107,798,675'LED luminance-enhancement and color-mixing by rotationally multiplexed beam-combining'20107,520,641'Etendue-squeezing illumination optics'20097,380,962'Optical manifold for light-emitting diodes'20087,377,671'Etendue-squeezing illumination optics'20087,347,599'Etendue-squeezing illumination optics'20087,286,296'Optical manifold for light-emitting diodes'20076,646,813'Optical transformer for small light sources'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2013Patents assigned to LIGHT PRESCRIPTIONS INNOVATORS (10)· patent assignee history
2003–2009Based in South Pasadena, CA, US· patent location history
2008–2013Based in Glendale, CA, US· patent location history
2011–2013Patents assigned to ALVAREZ ROBERTO (3)· patent assignee history
2011–2013Patents assigned to FALICOFF WAQIDI (2)· patent assignee history
2011–2012Patents assigned to MINANO JUAN CARLOS (2)· patent assignee history
2013–2014Patents assigned to ALVAREZ ROBERTO R (2)· patent assignee history
2013–2014Based in Chicago, IL, US· patent location history
2017Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LIGHT PRESCRIPTIONS INNOVATORS102003–2013
ALVAREZ ROBERTOself32011–2013
ALVAREZ ROBERTO Rself22013–2014
FALICOFF WAQIDI22011–2013
MINANO JUAN CARLOS22011–2012
Locations
LocationPatentsSpan
Glendale, California, US62008–2013
South Pasadena, California, US52003–2009
Chicago, Illinois, US22013–2014
Houston, Texas, US12017