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Inventor

Jian Chen

Inventor
San Jose, CA, US

Overview

17→
Patents
1997–2017
Patent span
Physics
Primary field (CPC G)

Patents· 17 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus27%
G11BInformation storage based on relative movement between record carrier and transducer15%
B82YSpecific uses or applications of nanostructures9%
G01RMeasuring electric variables9%
H01FMagnets9%
G06FElectric digital data processing6%
G11CStatic stores6%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light6%
G09GArrangements or circuits for control of indicating devices using static means to present variable information3%
H03MCoding3%
PatentTitleYear
9,536,552'Retaining slide-in ramp for hard disk drive'20179,099,173'Classifying flash devices using ECC'20158,918,583'Adapting behavior of solid-state drive using real usage model'20147,057,865'High sensitivity tunneling GMR sensors with synthetic antiferromagnet free layer'20066,904,223'Tilted-translation variable optical attenuator'20056,791,806'Tunneling barrier material for a magnetic recording head'20046,721,474'Fiber optic switch using galvanometer-driven x-y scanning'20046,714,716'Variable optical attenuator'20046,680,829'MR structures for high areal density reader by using side shields'20046,580,868'High-resolution variable optical attenuator with mechanical adjustment'20036,556,390'Spin valve sensors with an oxide layer utilizing electron specular scattering effect'20036,374,032'Variable optical attenuator'20026,229,860'Circuit for accurately converting digitized analog signals into digital signals'20016,181,851'Temperature-compensated optical fiber package'20016,012,853'Laser diode with anti-reflection and anti-scattering coating'20005,731,602'Laser diode package with anti-reflection and anti-scattering coating'19985,619,609'Fiberoptic support clip'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2001Patents assigned to E TEK DYNAMICS INC (4)· patent assignee history
1997–2002Based in San Jose, CA, US· patent location history
2003–2017Patents assigned to SEAGATE TECHNOLOGY LLC (5)· patent assignee history
2003–2004Patents assigned to OPTIWORK INC (3)· patent assignee history
2003–2005Based in Fremont, CA, US· patent location history
2004–2006Based in Shakopee, MN, US· patent location history
2014–2015Patents assigned to CHEN JIAN (2)· patent assignee history
2014–2015Patents assigned to VIRTIUM TECHNOLOGY INC (2)· patent assignee history
2014–2015Based in Irvine, CA, US· patent location history
2017Based in Singapore, SG· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEAGATE TECHNOLOGY LLC52003–2017
E TEK DYNAMICS INC41997–2001
OPTIWORK INC32003–2004
CHEN JIANself22014–2015
VIRTIUM TECHNOLOGY INC22014–2015
Locations
LocationPatentsSpan
San Jose, California, US51997–2002
Fremont, California, US42003–2005
Shakopee, Minnesota, US32004–2006
Irvine, California, US22014–2015
Singapore, SG12017