Inventor
David J. Larson
Inventor
Northfield, MN, US
Overview
Patents· 14 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 transducer22%
B82YSpecific uses or applications of nanostructures15%
C21DModifying the physical structure of ferrous metals7%
C30BSingle-crystal growth7%
H01FMagnets7%
Y10TTechnical subjects covered by former us classification7%
A42BHats4%
B23PMetal-working not otherwise provided for4%
C08LCompositions of macromolecular compounds4%
C23CCoating metallic material4%
PatentTitleYear
7,719,802'Magnetic sensor with electrically defined active area dimensions'20107,183,893'TMR sensor with oxidized alloy barrier layer and method for forming the same'20077,130,165'Side shielded current in plane spin-valve'20067,061,731'High magnetic anisotropy hard magnetic bias element'20067,035,061'Magnetoresistive transducer with low magnetic moment, high coercivity stabilizing magnets'20066,954,343'Magnetoresistive sensor having low resistivity dual path conductor and optimized magnetic'20056,930,865'Magnetoresistive read sensor with short permanent magnets'20056,360,979'Takeup leader for single reel tape drives with increased flexibility for improved performance'20025,921,467'Forced air helmet heater and defroster system for sport and utility vehicles'19995,440,124'High mass resolution local-electrode atom probe'19955,265,456'Method of cold working holes using a shape memory alloy tool'19934,784,703'Directional solidification and densification of permanent magnets having single domain size MnBi particles'19884,778,541'Directional solidification and densification of permanent magnets having single domain'19884,484,995'Thermally controlled sputtering of high anisotropy magnetic material'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1993Patents assigned to GRUMMAN AEROSPACE CORP (4)· patent assignee history
1984–1993Based in Huntington Station, NY, US· patent location history
1995Patents assigned to WISCONSIN ALUMNI RES FOUND (1)· patent assignee history
1995Based in Middleton, WI, US· patent location history
1999Based in Lindstrom, MN, US· patent location history
2002Patents assigned to BENCHMARK STORAGE INNOVATIONS (1)· patent assignee history
2002Based in Boulder, CO, US· patent location history
2005–2010Patents assigned to SEAGATE TECHNOLOGY LLC (7)· patent assignee history
2005–2010Based in Northfield, MN, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEAGATE TECHNOLOGY LLC | 7 | 2005–2010 |
| GRUMMAN AEROSPACE CORP | 4 | 1984–1993 |
| BENCHMARK STORAGE INNOVATIONS | 1 | 2002 |
| WISCONSIN ALUMNI RES FOUND | 1 | 1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Northfield, Minnesota, US | 7 | 2005–2010 |
| Huntington Station, New York, US | 4 | 1984–1993 |
| Boulder, CO, US | 1 | 2002 |
| Lindstrom, Minnesota, US | 1 | 1999 |
| Middleton, WI, US | 1 | 1995 |