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Inventor

Jan Popelek

Inventor
Fremont, CA, US

Overview

8→
Patents
2001–2010
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus70%
F21SNon-portable lighting devices10%
G01MTesting static or dynamic balance of machines or structures10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
7,810,972'Headlamp assembly having an adjustable light beam direction'20106,833,954'Lithographic method for manufacturing a mask used in the fabrication of a fiber Bragg grating'20046,751,381'Embodying amplitude information into phase masks'20046,707,967'Efficient sampled bragg gratings for WDM applications'20046,532,074'Free-space diffraction measurement of a phase mask for fabrication of a waveguide Bragg grating'20036,363,186'X-cube integrated solid optics component'20026,332,051'Beam splitting ball lens, method for its manufacture, and apparatus for its packaging'20016,285,508'Beam splitting ball lens method for its manufacture and apparatus for its packaging'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2002Patents assigned to NEC RESEARCH INST INC (3)· patent assignee history
2001Patents assigned to RADIANT RES INC (1)· patent assignee history
2001Patents assigned to RADIANT RESEARCH INC (1)· patent assignee history
2001–2002Based in Princeton, NJ, US· patent location history
2003–2004Patents assigned to TERAXION INC (4)· patent assignee history
2003–2004Based in Fremont, CA, US· patent location history
2010Patents assigned to VISTEON GLOBAL TECH INC (1)· patent assignee history
2010Based in Ostrava-Pustkovec, CZ· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TERAXION INC42003–2004
NEC RESEARCH INST INC32001–2002
RADIANT RES INC12001
RADIANT RESEARCH INC12001
VISTEON GLOBAL TECH INC12010
Locations
LocationPatentsSpan
Fremont, California, US42003–2004
Princeton, New Jersey, US32001–2002
Ostrava-Pustkovec, CZ12010