Katsunori Iwasaki
21Patents
7h-index
17Co-inventors
66Inventor score
Filing activity: Mar 17, 1987 → Jun 5, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4921553A | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder | Electricity | 25 | Expired |
| US4983232A | Anisotropic magnetic powder and magnet thereof and method of producing same | Electricity | 24 | Expired |
| US4952239A | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder | Electricity | 18 | Expired |
| US4960469A | Method of manufacturing magnetically anisotropic magnet materials and device for same | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4978398A | Magnetically anisotropic hot-worked magnet and method of producing same | Chemistry; Metallurgy | 10 | Expired |
| US5085715A | Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder | Electricity | 9 | Expired |
| US5039292A | Device for manufacturing magnetically anisotropic magnets | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5125990A | Magnetically anisotropic hot-worked magnet and method of producing same | Chemistry; Metallurgy | 7 | Expired |
| US5026419A | Magnetically anisotropic hotworked magnet and method of producing same | Performing Operations; Transporting | 6 | Expired |
| US6537463B2 | Resin-bonded magnet, its product, and ferrite magnet powder and compound used therefor | Electricity | 6 | Expired |
| US5096509A | Anisotropic magnetic powder and magnet thereof and method of producing same | Electricity | 5 | Expired |
| US4960474A | Gallium-containing magnet for a motor | Electricity | 5 | Expired |
| US6423386B1 | Magnet powder-resin compound particles, method for producing such compound particles and resin-bonded rare earth magnets formed therefrom | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5162063A | Magnetically anisotropic R-T-B magnet | Electricity | 5 | Expired |
| US4985086A | Method and apparatus for producing magnetically anisotropic Nd-Fe-B magnet material | Electricity | 3 | Expired |
| US4952251A | Magnetically anisotropic hotworked magnet and method of producing same | Electricity | 2 | Expired |
| US8409498B2 | Method of producing a sputter target material | Performing Operations; Transporting | 2 | Active |
| USRE38042E1 | Anisotropic magnetic powder and magnet thereof and method of producing same | General | 1 | Expired |
| US5098486A | Magnetically anisotropic hotworked magnet and method of producing same | Electricity | 1 | Expired |
| USRE40524E1 | Magnet powder-resin compound particles, method for producing such compound particles and resin-bonded rare earth magnets formed therefrom | General | 0 | Expired |
| US5286308A | Magnetically anisotropic R-T-B magnet | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.