Yajun Li

Person

Oakdale, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Optical information recording medium based on interference of conve...
- Patent number 7,660,227
- Issue date Feb 9, 2010
- Time Warner Inc.
- Emil Wolf
- G11 - INFORMATION STORAGE
Information Patent Grant
Scanning devices and methods using surface emitting laser diodes
- Patent number 7,428,995
- Issue date Sep 30, 2008
- Symbol Technologies, Inc.
- Miklos Stern
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Monitoring light beam position in electro-optical readers and image...
- Patent number 7,367,510
- Issue date May 6, 2008
- Symbol Technologies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Integrated scanner on a common substrate
- Patent number 7,225,987
- Issue date Jun 5, 2007
- Symbol Technologies, Inc.
- Jerome Swartz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Monitoring light beam position in electro-optical readers and image...
- Patent number 7,182,263
- Issue date Feb 27, 2007
- Symbol Technologies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Athermalized plastic lens
- Patent number 7,038,853
- Issue date May 2, 2006
- Symbol Technlogies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Arrangement for generating asymmetrical green laser beam
- Patent number 7,007,848
- Issue date Mar 7, 2006
- Symbol Technologies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Scan module for a bar code reader with a magnifying lens
- Patent number 6,879,418
- Issue date Apr 12, 2005
- Symbol Technologies, Inc.
- Jerome Swartz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Integrated scanner on a common substrate
- Patent number 6,843,416
- Issue date Jan 18, 2005
- Symbol Technologies, Inc.
- Jerome Swartz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hand-held bar code reader with single printed circuit board
- Patent number 6,817,529
- Issue date Nov 16, 2004
- Symbol Technologies, Inc.
- Edward Barkan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Beam shaping system and diverging laser beam for scanning optical code
- Patent number 6,814,288
- Issue date Nov 9, 2004
- Symbol Technologies, Inc.
- Vladimir Gurevich
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Interference of converging spherical waves with application to the...
- Patent number 6,771,585
- Issue date Aug 3, 2004
- WEA Manufacturing, Inc.
- Yajun Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Integrated scanner on a common substrate having an omnidirectional...
- Patent number 6,729,545
- Issue date May 4, 2004
- Symbol Technologies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Mathieu-Gaussian beam for optical scanners
- Patent number 6,719,204
- Issue date Apr 13, 2004
- Symbol Technologies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Beam shaping system and diverging laser beam for scanning optical code
- Patent number 6,651,888
- Issue date Nov 25, 2003
- Symbol Technologies, Inc.
- Vladimir Gurevich
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Scanning module for a bar code reader with a focusing lens
- Patent number 6,648,227
- Issue date Nov 18, 2003
- Symbol Technologies, Inc.
- Jerome Swartz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Beam shaping for optical scanners
- Patent number 6,633,433
- Issue date Oct 14, 2003
- Symbol Technologies, Inc.
- Leonard Bergstein
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hand-held bar code reader with single printed circuit board
- Patent number 6,592,040
- Issue date Jul 15, 2003
- Symbol Technologies, Inc.
- Edward Barkan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electro-optical scanning assembly with one-piece, oscillatable, foc...
- Patent number 6,575,370
- Issue date Jun 10, 2003
- Symbol Technologies, Inc.
- Paul Dvorkis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Aperture controlled laser beam shaping techniques for scanning opti...
- Patent number 6,540,145
- Issue date Apr 1, 2003
- Symbol Technologies, Inc.
- Vladimir Gurevich
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Compact dual optical and scan modules in bar code readers
- Patent number 6,527,180
- Issue date Mar 4, 2003
- Symbol Technologies, Inc.
- Paul Dvorkis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Palm scanner
- Patent number 6,412,697
- Issue date Jul 2, 2002
- Symbol Technologies, Inc.
- Raj Bridgelall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for reading indicia using charge coupled devic...
- Patent number 6,398,112
- Issue date Jun 4, 2002
- Symbol Technologies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Retro-reflective scan module for electro-optical readers
- Patent number 6,360,949
- Issue date Mar 26, 2002
- Symbol Technologies, Inc.
- Howard Shepard
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Imaging engine and method for code readers
- Patent number 6,340,114
- Issue date Jan 22, 2002
- Symbol Technologies, Inc.
- Mark Correa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Integrated scanner on a common substrate having an omnidirectional...
- Patent number 6,334,573
- Issue date Jan 1, 2002
- Symbol Technologies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electro-optical scanning assembly with conductive flexures
- Patent number 6,283,372
- Issue date Sep 4, 2001
- Symbol Technologies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical scanners
- Patent number 6,209,788
- Issue date Apr 3, 2001
- Symbol Technologies, Inc.
- Raj Bridgelall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical scanners
- Patent number 6,164,540
- Issue date Dec 26, 2000
- Symbol Technologies, Inc.
- Raj Bridgelall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for determining a distance to a target
- Patent number 6,123,264
- Issue date Sep 26, 2000
- Symbol Technologies, Inc.
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL INFORMATION RECORDING MEDIUM BASED ON INTERFERENCE OF CONVE...
- Publication number 20090103426
- Publication date Apr 23, 2009
- WEA Manufacturing Inc.
- Emil Wolf
- G11 - INFORMATION STORAGE
Information Patent Application
Scanning devices and methods using surface emitting laser diodes
- Publication number 20080308639
- Publication date Dec 18, 2008
- Miklos Stern
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Monitoring light beam position in electro-optical readers and image...
- Publication number 20070181688
- Publication date Aug 9, 2007
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Interference of converging spherical waves with application to the...
- Publication number 20060120261
- Publication date Jun 8, 2006
- WEA Manufacturing Inc.
- Emil Wolf
- G11 - INFORMATION STORAGE
Information Patent Application
Monitoring light beam position in electro-optical readers and image...
- Publication number 20060065735
- Publication date Mar 30, 2006
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Integrated scanner on a common substrate
- Publication number 20050056701
- Publication date Mar 17, 2005
- Jerome Swartz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Arrangement for generating asymmetrical green laser beam
- Publication number 20050035205
- Publication date Feb 17, 2005
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Athermalized plastic lens
- Publication number 20040136069
- Publication date Jul 15, 2004
- Symbol Technologies, Inc., a Delaware corporation
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Hand-held bar code reader with single printed circuit board
- Publication number 20040089720
- Publication date May 13, 2004
- Edward Barkan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Scan module for a bar code reader with a magnifying lens
- Publication number 20040085601
- Publication date May 6, 2004
- Jerome Swartz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Beam shaping system and diverging laser beam for scanning optical code
- Publication number 20040056096
- Publication date Mar 25, 2004
- Vladimir Gurevich
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Integrated scanner on a common substrate
- Publication number 20040050935
- Publication date Mar 18, 2004
- Jerome Swartz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Mathieu-Gaussian beam for optical scanners
- Publication number 20030189097
- Publication date Oct 9, 2003
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Interference of converging spherical waves with application to the...
- Publication number 20030156532
- Publication date Aug 21, 2003
- WEA Manufacturing Inc.
- Emil Wolf
- G11 - INFORMATION STORAGE
Information Patent Application
Athermalized plastic lens
- Publication number 20030043463
- Publication date Mar 6, 2003
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Integrated scanner on a common substrate having an omnidirectional...
- Publication number 20020166893
- Publication date Nov 14, 2002
- Yajun Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Hand-held bar code reader with single printed circuit board
- Publication number 20020148901
- Publication date Oct 17, 2002
- Edward Barkan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Scanning module for a bar code reader with a focusing lens
- Publication number 20020104883
- Publication date Aug 8, 2002
- Jerome Swartz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Beam shaping for optical scanners
- Publication number 20020036258
- Publication date Mar 28, 2002
- Leonard Bergstein
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Aperture controlled laser beam shaping techniques for scanning opti...
- Publication number 20020011520
- Publication date Jan 31, 2002
- Vladimir Gurevich
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Interference of converging spherical waves with application to the...
- Publication number 20010036140
- Publication date Nov 1, 2001
- WEA Manufacturing
- Yajun Li
- G11 - INFORMATION STORAGE

Person

Patents Grantslast 30 patents

Optical information recording medium based on interference of conve...

Scanning devices and methods using surface emitting laser diodes

Monitoring light beam position in electro-optical readers and image...

Integrated scanner on a common substrate

Monitoring light beam position in electro-optical readers and image...

Athermalized plastic lens

Arrangement for generating asymmetrical green laser beam

Scan module for a bar code reader with a magnifying lens

Integrated scanner on a common substrate

Hand-held bar code reader with single printed circuit board

Beam shaping system and diverging laser beam for scanning optical code

Interference of converging spherical waves with application to the...

Integrated scanner on a common substrate having an omnidirectional...

Mathieu-Gaussian beam for optical scanners

Beam shaping system and diverging laser beam for scanning optical code

Scanning module for a bar code reader with a focusing lens

Beam shaping for optical scanners

Hand-held bar code reader with single printed circuit board

Electro-optical scanning assembly with one-piece, oscillatable, foc...

Aperture controlled laser beam shaping techniques for scanning opti...

Compact dual optical and scan modules in bar code readers

Palm scanner

Apparatus and method for reading indicia using charge coupled devic...

Retro-reflective scan module for electro-optical readers

Imaging engine and method for code readers

Integrated scanner on a common substrate having an omnidirectional...

Electro-optical scanning assembly with conductive flexures

Optical scanners

Optical scanners

Apparatus and method for determining a distance to a target

Patents Applicationslast 30 patents

OPTICAL INFORMATION RECORDING MEDIUM BASED ON INTERFERENCE OF CONVE...

Scanning devices and methods using surface emitting laser diodes

Monitoring light beam position in electro-optical readers and image...

Interference of converging spherical waves with application to the...

Monitoring light beam position in electro-optical readers and image...

Integrated scanner on a common substrate

Arrangement for generating asymmetrical green laser beam

Athermalized plastic lens

Hand-held bar code reader with single printed circuit board

Scan module for a bar code reader with a magnifying lens

Beam shaping system and diverging laser beam for scanning optical code

Integrated scanner on a common substrate

Mathieu-Gaussian beam for optical scanners

Interference of converging spherical waves with application to the...

Athermalized plastic lens

Integrated scanner on a common substrate having an omnidirectional...

Hand-held bar code reader with single printed circuit board

Scanning module for a bar code reader with a focusing lens

Beam shaping for optical scanners

Aperture controlled laser beam shaping techniques for scanning opti...

Interference of converging spherical waves with application to the...