Takehiro Kamigama
84Patents
11h-index
36Co-inventors
74Inventor score
Filing activity: Sep 19, 1996 → Jan 20, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5768055A | Magnetic recording head having a carbon overcoat array on slider air bearings surfaces | Emerging Cross-Sectional Technologies | 78 | Expired |
| US6839204B2 | Head gimbal assembly with a ground or source voltage lead conductor | Physics | 46 | Expired |
| US7227719B2 | Thin film magnetic head and method of manufacturing the same | Physics | 32 | Expired |
| US7310206B2 | Magnetic thin film head with heat-assisted write section and hard disk drive incorporating same | Physics | 20 | Expired |
| US6950279B2 | Thin-film magnetic head with thin-film coil of low resistance | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6762911B2 | Combination type thin film magnetic head and method of manufacturing the same | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6541065B1 | Thin-film magnetic head and method of manufacturing same | Physics | 17 | Expired |
| US6829818B2 | Manufacturing method of a head gimbal assembly | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7239479B2 | Thin film magnetic head and manufacturing method thereof | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6801407B2 | Thin film magnetic head and method of manufacturing the same | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7151647B2 | Thin film magnetic head and manufacturing method for creating high surface recording density and including a second yoke portion having two layers of which one is etched to form a narrow portion and a sloped flare portion | Physics | 12 | Expired |
| US7365942B2 | Thin-film magnetic head | Physics | 10 | Expired |
| US6614624B2 | Suspension and head gimbal assembly with the suspension | Physics | 8 | Expired |
| US7060207B2 | Thin film magnetic head and magnetic recording apparatus having a lowered coil resistance value, reduced generated heat, and high-frequency | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6977796B2 | Wiring pattern and method of manufacturing the same and thin film magnetic head and method of manufacturing the same | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6731464B2 | Slider of thin-film magnetic head | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7085099B2 | Thin film magnetic head having spiral coils and manufacturing method thereof | Physics | 6 | Expired |
| US7046480B2 | Thin film magnetic head and manufacturing method thereof | Physics | 6 | Expired |
| US7463450B2 | Thin film magnetic head | Physics | 5 | Active |
| US7141357B2 | Method of manufacturing thin-film magnetic head | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7721415B2 | Method of manufacturing a thin-film magnetic head | Emerging Cross-Sectional Technologies | 5 | Active |
| US6507459B1 | Head slider suspension, head assembly, and information recording and reproducing apparatus with improved wiring pattern | Physics | 5 | Expired |
| US6842314B2 | Magnetoresistive device and method of manufacturing same, and thin-film magnetic head and method of manufacturing same | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7492555B2 | Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head | Emerging Cross-Sectional Technologies | 4 | Active |
| US7694410B2 | Process for testing a head stack assembly | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.