Hideaki Katoh
12Patents
7h-index
13Co-inventors
63Inventor score
Filing activity: Jul 7, 1988 → Jan 21, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5034809A | Personal video viewing apparatus | Physics | 79 | Expired |
| US5769522A | Surface light source device | Physics | 44 | Expired |
| US5414599A | Surface light source device | Physics | 29 | Expired |
| US5655827A | Surface light source device | Physics | 22 | Expired |
| US5186537A | Illumination device | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US5038259A | Illumination device | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US5144539A | Illumination device | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5105345A | Illumination device | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US8284328B2 | Display apparatus | Electricity | 5 | Active |
| US5420771A | Illumination device | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5101331A | Illumination device | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5641225A | Illumination device | Mechanical Engineering; Lighting; Heating | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.