Hiroshi Sampei
8Patents
3h-index
15Co-inventors
50Inventor score
Filing activity: Jul 26, 1994 → Apr 11, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5907457A | Magnetic head having a spacer for adjusting a slider height | Physics | 11 | Expired |
| US5949626A | Magnetic head having a C-type core and an I-type core | Physics | 6 | Expired |
| US5831799A | Magnetic head for use with a floppy disk device | Physics | 4 | Expired |
| US5648883A | Disc drive having positional shift adjustment | Physics | 3 | Expired |
| US9090848B2 | Grease composition and motion guiding device lubricated by grease composition | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US5576913A | Magnetic head for hard disk having reading core and trailing core | Physics | 1 | Expired |
| US5481425A | Magnetic head for a hard disk device having a non-magnetic trailing core | Physics | 1 | Expired |
| US5862016A | Magnetic head cartridge having head connected to a gimbal and having leads extending through openings in the gimbal and openings in the head carriage | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.