Eiji Nakashio
45Patents
7h-index
46Co-inventors
69Inventor score
Filing activity: Sep 9, 1999 → May 1, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10796724B1 | Magnetic recording medium | Physics | 24 | Active |
| US6519123B1 | Method to manufacture magnetic tunneling elements using inductively coupled plasma | Physics | 19 | Expired |
| US6563682B1 | Magneto resistive element | Physics | 12 | Expired |
| US6760201B2 | Magnetic tunnel element and its manufacturing method, thin-film magnetic head, magnetic memory and magnetic sensor | Electricity | 9 | Expired |
| US7400078B2 | Vibrating gyrosensor | Physics | 9 | Active |
| US7578187B2 | Vibrating gyroscopic sensor and method of adjusting vibrating gyroscopic sensor | Emerging Cross-Sectional Technologies | 7 | Active |
| US6704178B2 | Multichannel magnetic head using magnetoresistive effect | Physics | 7 | Expired |
| US6312840A | Magnetic tunneling element and manufacturing method therefor | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7325452B2 | Vibrating gyroscopic sensor and method of adjusting vibrating gyroscopic sensor | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6678126B2 | Magnetoresistance-effect magnetic head | Physics | 5 | Expired |
| US7583012B2 | Piezoelectric element and method for manufacturing piezoelectric element | Emerging Cross-Sectional Technologies | 4 | Active |
| US7723901B2 | Vibrating gyrosensor and vibrating element | Performing Operations; Transporting | 4 | Active |
| US11107505B2 | Cartridge | Physics | 3 | Active |
| US11551715B2 | Cartridge memory and control method for the same, cartridge, and recording and reproducing system | Electricity | 3 | Active |
| US7268971B2 | Magnetic head apparatus and drive apparatus including magnetic head apparatus | Physics | 3 | Expired |
| US7723905B2 | Vibrating gyrosensor driven with offset potential | Physics | 3 | Active |
| US6452760B1 | Magnetoresistive effect magnetic head and rotary magnetic head apparatus | Physics | 3 | Expired |
| US11423946B2 | Cartridge including tape-shaped magnetic recording medium | Physics | 2 | Active |
| US9001455B2 | Magnetic recording medium, servo signal recording apparatus and method of producing magnetic recording medium | Physics | 2 | Active |
| US10204651B2 | Magnetic recording medium having cubic ferrite or e-phase iron oxide magnetic particles | Physics | 2 | Active |
| US6909584B2 | Magnetic tunnel effect type magnetic head having a magnetic tunnel junction element sandwiched with conductive gap layers between a pair of magnetic shielding layers | Physics | 2 | Expired |
| US11664054B2 | Cartridge including tape-shaped magnetic recording medium | Physics | 1 | Active |
| US11373681B2 | Cartridge memory used for tape cartridge, tape cartridge, data management system, and cartridge memory used for recording medium cartridge | Physics | 1 | Active |
| US10872633B2 | Magnetic recording medium, laminate, and flexible device | Performing Operations; Transporting | 1 | Active |
| US10984819B2 | Magnetic tape recording device including cartridge memory having a plurality of memory banks | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.