Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Thomas A. Tacklind — 18 Patents

QUQuantum: 9 patents #36 of 703Top 6%
Xerox: 5 patents #2,266 of 8,622Top 30%
WTWestern Digital Technologies: 3 patents #1,011 of 3,180Top 35%
STSeagate Technology: 1 patents #3,988 of 4,722Top 85%
San Jose, CA: #3,642 of 32,062 inventorsTop 15%
California: #33,102 of 386,348 inventorsTop 9%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Thomas A. Tacklind has been granted 18 US patents while listed as an inventor at Quantum. The first was granted in 1980 and the most recent in November 2012. Thomas A. Tacklind ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Thomas A. Tacklind in San Jose, CA, US.

Patents per Year

Patents granted per year, 1980 to 2012Bar chart with a peak of 2 patents in 1980.peak 21980: 2 patents19801981: 1 patents1982: 2 patents19821993: 2 patents1994: 1 patents19941995: 1 patents1996: 2 patents19961997: 1 patents1998: 1 patents19981999: 1 patents2007: 1 patents20072009: 1 patents2011: 1 patents20112012: 1 patents2012

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8305708 Disk drive having a disk clamp with openings directly radially outboard of fasteners 2012-11-06 $27,449,000
7926167 Method to assemble a disk drive Michael K. Liebman, Antony Nguyen, August L. Klerks, Amir A. Norton 2011-04-19 $26,903,000
7532440 Dual stage, head stack assembly for a disk drive Stephen P. Williams, Albert Hartman 2009-05-12 $16,549,000
7224546 Disk drive employing a calibrated brake pulse to reduce acoustic noise when latching an actuator arm Gokhan Orakcilar, Steven Nemshick, Ashok K. Desai, Robert P. Ryan, Dean V. Dang +1 more 2007-05-29 $11,031,000
5859751 Air actuated latching mechanism rotationally resistant to rotational shock force 1999-01-12 $36,520,000
5715118 Air actuated latching mechanism rotationally resistant to rotational shock force 1998-02-03 $54,716,000
5621590 Actuator apparatus with plastic C-block Lou Pace, Thomas R. Stone 1997-04-15 $34,674,000
5510940 Ball spindle for reduced friction rotary actuator in disk drive William G. Moon 1996-04-23 $13,273,000
5506458 Low cost permanent magnet disk spindle motor Louis G. Pace 1996-04-09 $12,169,000
5452162 Active electromagentic latch having no moving parts for disk file actuator Robert Owen Campbell 1995-09-19 $3,085,000
5282100 Disk drive with reduced acoustic noise Timothy E. Boyle, Robert Caldeira 1994-01-25 $8,081,000
5255136 High capacity submicro-winchester fixed disk drive Michael Machado, Ronald R. Moon, William G. Moon, Bruce R. Peterson, Clifford M. Gold +2 more 1993-10-19 $5,133,000
5187621 RFI/EMI reduction for head and disk assembly 1993-02-16 $7,081,000
D267097 Toner bottle John L. McChesney 1982-11-30
D266671 Electrostatic printer/plotter Ian Turner, Carl J. Clement, Fred H. Stengel 1982-10-26
4289092 Liquid development fountain John L. McChesney 1981-09-15 $2,752,000
4240084 Electrographic recorder with writing, developing and driving assembly Ian Turner 1980-12-16 $3,692,000
4240085 Electrographic recorder Ian Turner 1980-12-16 $3,692,000