Inventor
FRANCIS JOHNSON
Inventor
US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Fprimary
H01FMagnets19%
B22FWorking metallic powder10%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds10%
C21DModifying the physical structure of ferrous metals10%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations5%
B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering5%
C04BLime, magnesia5%
C07CAcyclic or carbocyclic compounds5%
C07DHeterocyclic compounds5%
C12NMicroorganisms or enzymes5%
PatentTitleYear
12,597,811Method of heat-treating additively manufactured ferromagnetic components202612,362,082Coercivity-enhanced iron nitride nanoparticles with high saturation magnetization202511,830,644Anisotropic iron nitride permanent magnets202311,608,309Curcumin analogues as zinc chelators and their uses202311,309,107Anisotropic iron nitride permanent magnets2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to NIRON MAGNETICS INC (3)· patent assignee history
2022–2026Based in US· patent location history
2023Patents assigned to CHEM MASTER INT INC (1)· patent assignee history
2023Patents assigned to GOLUB LORNE (1)· patent assignee history
2023Patents assigned to JOHNSON FRANCIS (1)· patent assignee history
2026Patents assigned to GENERAL ELECTRIC COMPANY (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIRON MAGNETICS INC | 3 | 2022–2025 |
| CHEM MASTER INT INC | 1 | 2023 |
| GENERAL ELECTRIC COMPANY | 1 | 2026 |
| GOLUB LORNE | 1 | 2023 |
| JOHNSON FRANCISself | 1 | 2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 5 | 2022–2026 |