Inventor

Donald F. May

Inventor

Vienna, VA, US

Overview

6→

Patents

2006–2014

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 6 as inventor

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

F21Kprimary

F21KNon-electric light sources using luminescence33%

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 emitted33%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light33%

PatentTitleYear

8,772,691'Optical integrating cavity lighting system using multiple LED light sources'2014 8,759,733'Optical integrating cavity lighting system using multiple LED light sources with a control circuit'2014 7,767,948'Optical integrating cavity lighting system using multiple LED light sources with a control circuit'2010 7,479,622'Integrating chamber cone light using LED sources'2009 7,157,694'Integrating chamber cone light using LED sources'2007 7,145,125'Integrating chamber cone light using LED sources'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2010Patents assigned to ADVANCED OPTICAL TECH INC (4)· patent assignee history

2006–2014Based in Vienna, VA, US· patent location history

2014Patents assigned to ABL IP HOLDING LLC (2)· patent assignee history

2014Patents assigned to MAY DONALD F (2)· patent assignee history

2014Patents assigned to RAINS JR JACK C (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ADVANCED OPTICAL TECH INC	4	2006–2010
ABL IP HOLDING LLC	2	2014
MAY DONALD Fself	2	2014
RAINS JR JACK C	2	2014

Locations

Location	Patents	Span
Vienna, Virginia, US	6	2006–2014