Junichiro Shimizu
15Patents
9h-index
22Co-inventors
72Inventor score
Filing activity: Dec 22, 1992 → Apr 17, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7898759B2 | Thermally assisted magnetic recording head and magnetic recording apparatus | Physics | 30 | Active |
| US9001465B1 | Microwave-assisted magnetic recording head | Physics | 28 | Active |
| US5433822A | Method of manufacturing semiconductor device with copper core bumps | Electricity | 27 | Expired |
| US7864635B2 | Recording head | Physics | 16 | Active |
| US9007722B2 | High frequency magnetic field assisted magnetic recording head | Physics | 14 | Active |
| US7921436B2 | Optical device integrated head | Physics | 13 | Active |
| US8300503B2 | Thermally-assisted magnetic recording head | Physics | 10 | Active |
| US8917481B2 | High frequency magnetic field assisted magnetic recording head, and method of manufacturing same | Physics | 9 | Active |
| US8477570B2 | Thermally assisted magnetic head assembly and magnetic disk device | Physics | 9 | Active |
| US8406093B2 | Thermal-assisted-magnetic-recording head having a high refractive index core and multiple thin film cores, and magnetic recording system using the thermal-assisted-magnetic-recording head | Physics | 7 | Active |
| US8270262B2 | Thermally assisted magnetic recording head and head assembly | Physics | 7 | Active |
| US8547804B2 | Thermally-assisted recording head and magnetic recording system | Physics | 5 | Active |
| US6826212B2 | Module for optical communications | Electricity | 5 | Expired |
| US7199441B2 | Optical module device driven by a single power supply | Electricity | 4 | Expired |
| US8054571B2 | Thermally assisted magnetic recording head and magnetic recording apparatus | Physics | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.