Inventor

Duwayne R. Anderson

Inventor

St. Helens, OR, US

Overview

37→

Patents

1990–2016

Patent span

Physics

Primary field (CPC G)

Patents· 37 as inventor

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

G02Bprimary

G02BOptical elements, systems or apparatus21%

G01MTesting static or dynamic balance of machines or structures12%

H10HInorganic light-emitting semiconductor devices having potential barriers10%

F21VFunctional features or details of lighting devices or systems thereof7%

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 emitted7%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%

G11BInformation storage based on relative movement between record carrier and transducer4%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light3%

PatentTitleYear

9,478,720'Micro-reflectors on a substrate for high-density LED array'2016 9,281,001'Methods and systems relating to light sources for use in industrial processes'2016 8,523,387'Collection optics for LED array with offset hemispherical or faceted surfaces'2013 8,039,785'LED array having array-based LED detectors'2011 7,819,550'Collection optics for led array with offset hemispherical or faceted surfaces'2010 7,816,638'LED array having array-based LED detectors'2010 7,684,665'Methods and systems relating to solid state light sources for use in industrial processes'2010 7,638,808'Micro-reflectors on a substrate for high-density LED array'2009 7,514,670'Distributed fiber optic sensor with location capability'2009 7,461,949'Methods and systems relating to solid state light sources for use in industrial processes'2008 7,285,445'Direct cooling of LEDs'2007 7,235,878'Direct cooling of LEDs'2007 7,071,493'High density LED array'2006 6,985,234'Swept wavelength meter'2006 6,948,859'Fiber-pigtailed assembly'2005 6,888,625'Single sweep measurement of multiple optical characteristics'2005 6,856,386'Single sweep polarization dependent loss measurement'2005 6,789,955'Fiber-pigtailed assembly'2004 6,573,990'Optical system providing concurrent detection of a calibration signal and a test signal in an optical spectrum analyzer'2003 6,570,894'Real-time wavelength calibration for swept lasers'2003 6,560,554'Automatic testing'2003 6,396,965'Twisting fiber depolarizer'2002 5,963,313'Optical time domain reflectometer with bandwidth correction'1999 5,929,982'Active APD gain control for an optical receiver'1999 5,708,500'Multimode optical time domain reflectometer having improved resolution'1998 5,664,033'Remote fiber test system using a non-blocking N.times.N mechanical fiber optical switch'1997 5,649,036'Remote fiber test system using mechanical optical switches'1997 5,623,563'Method of determining angular coordinates of opposing optical fibers in a mechanical optical switch'1997 5,623,562'Method of aligning opposing optical transmission paths in a mechanical optical switch'1997 5,600,739'Optical fiber alignment apparatus for a mechanical optical switch'1997 5,559,909'Mechanical optical switch'1996 5,438,638'Electrically controlled mechanical optical switch'1995 5,388,172'Optical switching apparatus for optical time domain reflectometers'1995 5,373,356'Method and apparatus for identifying echoes detected by an optical time-domain reflectometer'1994 5,365,328'Locating the position of an event in acquired digital data at sub-sample spacing'1994 5,008,545'High resolution optical fault locator'1991 4,969,702'Laser pigtail assembly and method of manufacture'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2005Patents assigned to TEKTRONIX INC (21)· patent assignee history

1990–1999Based in Redmond, OR, US· patent location history

1995Based in Wilsonville, OR, US· patent location history

2002–2016Based in St. Helens, OR, US· patent location history

2005–2006Patents assigned to THORLABS INC (2)· patent assignee history

2006–2016Patents assigned to PHOSEON TECHNOLOGY INC (12)· patent assignee history

2009Patents assigned to FIBER SENSYS LLC (1)· patent assignee history

2013–2016Patents assigned to ANDERSON DUWAYNE R (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TEKTRONIX INC	21	1990–2005
PHOSEON TECHNOLOGY INC	12	2006–2016
ANDERSON DUWAYNE Rself	2	2013–2016
THORLABS INC	2	2005–2006
FIBER SENSYS LLC	1	2009

Locations

Location	Patents	Span
St. Helens, OR, US	22	2002–2016
Redmond, OR, US	14	1990–1999
Wilsonville, OR, US	1	1995