Inventor

Robert D. Sigler

Inventor

Cupertino, CA, US

Overview

21→

Patents

1977–2012

Patent span

Physics

Primary field (CPC G)

Patents· 21 as inventor

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

G02Bprimary

G02BOptical elements, systems or apparatus83%

B64GCosmonautics8%

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

H04BTransmission4%

PatentTitleYear

8,115,994'Scanning wide field telescope and method'2012 7,631,839'Enhanced multiple instrument distributed aperture sensor'2009 7,499,175'Enhanced Michelson interferometric optical filter with broadened wavelength blockage'2009 7,292,789'Multi-channel wide-field laser communications method and apparatus'2007 7,119,955'Multi-aperture high-fill factor telescope'2006 7,009,764'Multi-aperture high fill factor telescope'2006 6,819,483'Optical device and method for correcting field-dependent phase errors in distributed aperture telescope systems'2004 5,905,591'Multi-aperture imaging system'1999 5,862,001'Non-deviating prism with continuously variable dispersion'1999 5,731,907'Auxiliary lens with liquid element for correcting secondary color'1998 5,682,263'Broad-band ultraviolet lens systems well-corrected for chromatic aberration'1997 5,610,771'Non-deviating prism with continuously variable dispersion'1997 5,345,337'Viscous supercooled liquid lens elements having abnormal dispersion'1994 5,114,238'Infrared catadioptric zoom relay telescope'1992 5,089,910'Infrared catadioptric zoom relay telescope with an asperic primary mirror'1992 5,033,831'Color-corrected lens triplets with liquid lens elements'1991 4,958,919'Color-corrected optical systems with liquid lens elements'1990 4,161,351'All-reflective optical target illumination system with high numerical aperture'1979 4,136,926'Achromatic illumination system for small targets'1979 4,084,887'All-reflective optical target illumination system with high numerical aperture'1978 4,043,643'Catadioptic telescope'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1978Patents assigned to KMS FUSION INC (2)· patent assignee history

1977–1979Based in Ann Arbor, MI, US· patent location history

1979Patents assigned to US ENERGY (2)· patent assignee history

1990–1999Patents assigned to LOCKHEED MISSILES SPACE (8)· patent assignee history

1990–2012Based in Cupertino, CA, US· patent location history

1999–2012Patents assigned to LOCKHEED CORP (8)· patent assignee history

2012Patents assigned to DUNCAN ALAN L (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LOCKHEED CORP	8	1999–2012
LOCKHEED MISSILES SPACE	8	1990–1999
KMS FUSION INC	2	1977–1978
US ENERGY	2	1979
DUNCAN ALAN L	1	2012

Locations

Location	Patents	Span
Cupertino, California, US	17	1990–2012
Ann Arbor, MI, US	4	1977–1979