Inventor
CHRISTIAN KAISER
Inventor
US
Overview
Patents· 18 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%
G01RMeasuring electric variables16%
H01FMagnets12%
H10NElectric solid-state devices not otherwise provided for12%
H10BElectronic memory devices10%
H01LSemiconductor devices6%
B82YSpecific uses or applications of nanostructures4%
G11CStatic stores4%
C01BNon-metallic elements2%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds2%
PatentTitleYear
12,467,073Methods for producing plasmid DNA202512,365,840Method and installation for the production of hydrocarbons202512,312,476Processing and purification of carbonaceous materials202512,035,634Tunneling magnetoresistive (TMR) device with improved seed layer202411,925,120Spintronic devices with self-cooling function202411,881,236Spin torque oscillator with enhanced spin polarizer202411,862,205Spin torque oscillator with multilayer seed for improved performance and reliability202411,776,725Magnetic elements of amorphous based dual free layer structures and recording devices using such elements202311,683,993Material having both negative spin polarization and negative anisotropy202311,598,828Magnetic sensor array with different RA TMR film202311,430,592Magnetic elements of amorphous based dual free layer structures and recording devices using such elements202211,415,645Magnetic sensor array with one TMR stack having two free layers202211,385,306TMR sensor with magnetic tunnel junctions with shape anisotropy202211,385,305Magnetic sensor array with dual TMR film202211,289,118Spintronic device having negative interface spin scattering202211,211,083MAMR head with synthetic antiferromagnetic (SAF) coupled notch202111,209,505Large field range TMR sensor using free layer exchange pinning202111,199,594TMR sensor with magnetic tunnel junctions with a free layer having an intrinsic anisotropy2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2024Patents assigned to WESTERN DIGITAL TECH INC (15)· patent assignee history
2021–2024Based in US· patent location history
2025Patents assigned to FRAUNHOFER GES FORSCHUNG (1)· patent assignee history
2025Patents assigned to LINDE GMBH (1)· patent assignee history
2025Patents assigned to RICHTER HELM BIOLOGICS GMBH & CO KG (1)· patent assignee history
2025Based in DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WESTERN DIGITAL TECH INC | 15 | 2021–2024 |
| FRAUNHOFER GES FORSCHUNG | 1 | 2025 |
| LINDE GMBH | 1 | 2025 |
| RICHTER HELM BIOLOGICS GMBH & CO KG | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 15 | 2021–2024 |
| DE | 3 | 2025 |