Inventor

Timothy C. Strand

Inventor

San Jose, CA, US

Overview

1982–2013

Patent span

Physics

Primary field (CPC G)

Patents· 47 as inventor

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

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer60%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%

B23KSoldering or unsoldering3%

G01BMeasuring length, thickness or similar linear dimensions3%

G01NInvestigating or analysing materials by determining their chemical or physical properties3%

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

C23CCoating metallic material1%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light1%

G01QScanning-probe techniques or apparatus1%

G02BOptical elements, systems or apparatus1%

PatentTitleYear

8,619,535'Thermally assisted recording head having recessed waveguide with near field transducer and methods of making same'2013 8,576,407'Contactless optical glide head using at least two concurrent interference signals and a multi-channel light detector for detecting disk asperities'2013 8,416,646'Magnetic recording disk drive with shingled writing and rectangular optical waveguide for wide-area thermal assistance'2013 8,406,090'Laser power sensor for thermally assisted magnetic recording'2013 8,379,495'System, method and apparatus for internal polarization rotation for horizontal cavity, surface emitting laser beam for thermally assisted recording in disk drive'2013 8,270,256'Magnetic recording disk drive with shingled writing and wide-area thermal assistance'2012 8,213,271'System, method and apparatus for internal polarization rotation for horizontal cavity, surface emitting laser beam for thermally assisted recording in disk drive'2012 8,184,507'Slider with integrated thermally-assisted recording (TAR) head and long laser diode with optical body for directing laser radiation'2012 8,169,881'Thermally assisted recording head having recessed waveguide with near field transducer and methods of making same'2012 8,139,448'Slider with integrated thermally-assisted recording (TAR) head and vertical-cavity surface-emitting laser (VCSEL) with angled external cavity'2012 8,107,326'Slider with integrated thermally-assisted recording (TAR) head and integrated long laser diode'2012 7,791,839'Thermally-assisted perpendicular magnetic recording system with write pole surrounding an optical channel and having recessed pole tip'2010 7,759,630'Method and apparatus for the generation and control of multiple near-field light sources at subwavelength resolution'2010 7,729,085'Thermally assisted recording of magnetic media using an optical resonant cavity'2010 7,724,470'Thermally assisted recording of magnetic media using an optical resonant cavity and nano-pin power delivery device'2010 7,652,954'Thermally assisted recording head with magnetic pole integrated into optical aperture for dual gradient recording'2010 7,649,677'Multi-ridged subwavelength aperture for optical transmission and thermally assisted magnetic recording'2010 7,554,055'Method for making ohmic contact to silicon structures with low thermal loads'2009 7,365,941'Optical recording head including an optical resonant cavity'2008 7,310,205'Thermally assisted recording of magnetic media using a resonant cavity and energy'2007 7,123,440'Hermetically sealed electronics arrangement and approach'2006 6,614,519'Surface inspection tool using a parabolic mirror'2003 6,388,229'Method for laser texturing magnetic recording disk'2002 5,905,700'Multiple data layer optical disk with recorded information identifying the type of tracking'1999 5,745,473'Multiple data layer optical disk with recorded information identifying the type of tracking'1998 5,666,344'Multiple data surface optical data storage system'1997 5,621,717'Reading optical disks having substrates with diverse axial thicknesses'1997 5,615,186'Multiple data surface data storage system with holographic filter element'1997 5,610,901'Multiple data surface optical data storage system'1997 5,606,546'Optical data storage medium with multiple writable data layers separated by dieletric layers'1997 5,598,398'Multiple data surface optical data storage system'1997 5,586,107'Multiple data surface optical data storage system'1996 5,513,170'Multiple data surface optical data storage system'1996 5,487,060'Multiple data surface data storage system and method'1996 5,449,590'Multiple data surface optical data storage system'1995 5,446,723'Multiple data surface optical data storage system'1995 5,420,834'Optical disk recorders using disks coatings close to outer surfaces with optical path extending through a thick transparent substrate'1995 5,410,530'Multiple data surface optical data storage system'1995 5,392,262'Two-sided optical disks having recording layers disposed close to outer surfaces and spaced axially apart a greater distance and devices for using the disks'1995 5,381,401'Multiple data surface optical data storage system'1995 5,373,499'Multilayer optical disk and system having multiple optical paths include identical total disk substrate thickness'1994 5,255,262'Multiple data surface optical data storage system with transmissive data surfaces'1993 5,253,236'Optical beam focusing and tracking system for an optical disk information storage device'1993 5,202,875'Multiple data surface optical data storage system'1993 4,873,430'Method and apparatus for optically measuring characteristics of a thin film by directing a P-polarized beam through an integrating sphere at the brewster\'s angle of the film'1989 4,784,447'Holographic objective mirror for optical storage'1988 4,351,589'Method and apparatus for optical computing and logic processing by mapping of input optical intensity into position of an optical image'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Based in Los Angeles, CA, US· patent location history

1988–2003Patents assigned to IBM (25)· patent assignee history

1988–2013Based in San Jose, CA, US· patent location history

2006–2012Patents assigned to HITACHI GLOBAL STORAGE TECH (11)· patent assignee history

2012–2013Patents assigned to STRAND TIMOTHY CARL (9)· patent assignee history

2012–2013Patents assigned to STIPE BARRY CUSHING (7)· patent assignee history

2013Patents assigned to HGST Netherlands BV (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IBM	25	1988–2003
HITACHI GLOBAL STORAGE TECH	11	2006–2012
STRAND TIMOTHY CARLself	9	2012–2013
STIPE BARRY CUSHING	7	2012–2013
HGST Netherlands BV	5	2013

Locations

Location	Patents	Span
San Jose, California, US	46	1988–2013
Los Angeles, California, US	1	1982