Inventor
Stephen P. Williams
Inventor
Morgan Hill, CA, US
Overview
Patents· 40 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 transducer56%
Y10TTechnical subjects covered by former us classification9%
D21CProduction of cellulose by removing non-cellulose substances from cellulose-containing materials4%
F24FAir-conditioning4%
G01SRadio direction-finding4%
H05KPrinted circuits4%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
B29CShaping or joining of plastics2%
G01CMeasuring distances, levels or bearings2%
PatentTitleYear
11,025,733Device identification techniques using shared device graph20218,917,482'Distribution of mass in vertical axis for HGA flexure mode control'20148,797,690'Mass balanced flexure gimbal for head gimbal assembly sway mode control'20148,596,078'System and methods for actively controlling an HVAC system based on air cleaning requirements'20138,146,376'System and methods for actively controlling an HVAC system based on air cleaning requirements'20127,688,553'Thermally-compensating attachment of disk drive slider to flexure'20107,646,566'Slider deformation control by thermal-structural compensators'20107,598,905'Systems and methods for monitoring transponder performance'2009D0597439'Tulip ring'20097,532,440'Dual stage, head stack assembly for a disk drive'20097,403,357'Disk drive flexure assembly with a plurality of support bond pad apertures with a bond pad disposed over a bond pad support and part of each support bond pad aperture'20087,016,157'E-block having improved resonance characteristics and improved fragility'20066,775,106'E-block having improved resonance characteristics and improved fragility'20046,738,229'Head stack assembly having decreased track misregistration characteristics'20046,538,853'E-block having improved resonance characteristics and improved fragility'20036,417,997'Mechanically formed standoffs in a circuit interconnect'20026,355,133'Forming reinforcing components'20026,313,972'Flex circuit flexure with integral high compliance gimbal'20016,246,548'Mechanically formed standoffs in a circuit interconnect'20016,104,572'Suspension having reduced torsional mode gain and sensitivity'20006,088,192'Roll-biased head suspension for reduced track misregistration'20006,043,758'Terrain warning system'20006,038,102'Conductor trace array having interleaved passive conductors'20005,936,804'Impact features on suspensions for improved damage resiliancy in disk drives'19995,877,910'Dual magnetic head and method for writing on very high track density and conventional track density floppy disks'19995,796,552'Suspension with biaxially shielded conductor trace array'19985,657,187'Load beam having tuned resonance mode performance for supporting a read/write head'19975,535,069'Very high-density diskette format method and computer-implemented process'19965,515,212'Very high-density diskette format method and computer implemented process'19965,471,734'Method for characterizing and controlling in-plane stiffness of load beam within head-gimbal assembly of a hard disk drive'19955,452,161'Flexible vane latch apparatus for a disk drive'19955,417,807'Deinking formulation for flexographic inks'19955,415,733'Method of removing hydrophilic ink'19955,311,378'Dual very-high density magnetic head assembly with optical servo positioning for very high density floppy disk recording and high density format compatability'19945,220,476'Non-erasable magnetic data storage method'19935,120,927'High track density media with optical servo tracks and method and apparatus for inscribing the tracks on the media'19925,067,039'High track density magnetic media with pitted optical servo tracks and method for stamping the tracks on the media'19914,969,058'CArriage assembly for high track density flexible magnetic disk drive'19904,961,123'Magnetic information media storage with optical servo tracks'19904,935,835'Magnetic media containing reference feature and methods for referencing magnetic head position to the reference feature'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1999Patents assigned to INSITE PERIPHERALS (9)· patent assignee history
1990–1999Based in San Jose, CA, US· patent location history
1993–2014Based in Morgan Hill, CA, US· patent location history
1995–2000Patents assigned to QUANTUM CORP (8)· patent assignee history
1995Based in Winston-Salem, NC, US· patent location history
2001–2010Patents assigned to MAXTOR CORP (8)· patent assignee history
2012–2013Patents assigned to ESTIBAN MARWAN E (2)· patent assignee history
2012–2013Patents assigned to GAVIN JAMESON P (2)· patent assignee history
2012–2013Based in Waunakee, WI, US· patent location history
2021Based in Toronto, CA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INSITE PERIPHERALS | 9 | 1990–1999 |
| MAXTOR CORP | 8 | 2001–2010 |
| QUANTUM CORP | 8 | 1995–2000 |
| ESTIBAN MARWAN E | 2 | 2012–2013 |
| GAVIN JAMESON P | 2 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Morgan Hill, California, US | 24 | 1993–2014 |
| San Jose, California, US | 6 | 1990–1999 |
| Waunakee, WI, US | 2 | 2012–2013 |
| Winston-Salem, NC, US | 2 | 1995 |
| Toronto, CA | 1 | 2021 |